1940396380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 4836464640

約数和(自身を除く): 2896068260

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 29, 46, 52, 58, 65, 67, 92, 115, 116, 130, 134, 145, 167, 230, 260, 268, 290, 299, 334, 335, 377, 460, 580, 598, 667, 668, 670, 754, 835, 871, 1196, 1334, 1340, 1495, 1508, 1541, 1670, 1742, 1885, 1943, 2171, 2668, 2990, 3082, 3335, 3340, 3484, 3770, 3841, 3886, 4342, 4355, 4843, 5980, 6164, 6670, 7540, 7682, 7705, 7772, 8671, 8684, 8710, 9686, 9715, 10855, 11189, 13340, 15364, 15410, 17342, 17420, 19205, 19372, 19430, 20033, 21710, 22378, 24215, 25259, 30820, 34684, 38410, 38860, 40066, 43355, 43420, 44689, 44756, 48430, 49933, 50518, 55945, 62959, 76820, 80132, 86710, 89378, 96860, 99866, 100165, 101036, 111389, 111890, 125918, 126295, 145457, 173420, 178756, 199732, 200330, 222778, 223445, 223780, 249665, 251836, 252590, 257347, 290914, 314795, 324481, 400660, 445556, 446890, 499330, 505180, 514694, 556945, 580957, 581828, 629590, 648962, 727285, 893780, 998660, 1029388, 1113890, 1161914, 1259180, 1286735, 1297924, 1448057, 1454570, 1622405, 2227780, 2323828, 2573470, 2896114, 2904785, 2909140, 3244810, 3345511, 4218253, 5146940, 5792228, 5809570, 6489620, 6691022, 7240285, 7463063, 8436506, 11619140, 13382044, 14480570, 14926126, 16727555, 16873012, 21091265, 28961140, 29852252, 33455110, 37315315, 42182530, 66910220, 74630630, 84365060, 97019819, 149261260, 194039638, 388079276, 485099095, 970198190, 1940396380]

約数ペア:

[(1, 1940396380), (2, 970198190), (4, 485099095), (5, 388079276), (10, 194039638), (13, 149261260), (20, 97019819), (23, 84365060), (26, 74630630), (29, 66910220), (46, 42182530), (52, 37315315), (58, 33455110), (65, 29852252), (67, 28961140), (92, 21091265), (115, 16873012), (116, 16727555), (130, 14926126), (134, 14480570), (145, 13382044), (167, 11619140), (230, 8436506), (260, 7463063), (268, 7240285), (290, 6691022), (299, 6489620), (334, 5809570), (335, 5792228), (377, 5146940), (460, 4218253), (580, 3345511), (598, 3244810), (667, 2909140), (668, 2904785), (670, 2896114), (754, 2573470), (835, 2323828), (871, 2227780), (1196, 1622405), (1334, 1454570), (1340, 1448057), (1495, 1297924), (1508, 1286735), (1541, 1259180), (1670, 1161914), (1742, 1113890), (1885, 1029388), (1943, 998660), (2171, 893780), (2668, 727285), (2990, 648962), (3082, 629590), (3335, 581828), (3340, 580957), (3484, 556945), (3770, 514694), (3841, 505180), (3886, 499330), (4342, 446890), (4355, 445556), (4843, 400660), (5980, 324481), (6164, 314795), (6670, 290914), (7540, 257347), (7682, 252590), (7705, 251836), (7772, 249665), (8671, 223780), (8684, 223445), (8710, 222778), (9686, 200330), (9715, 199732), (10855, 178756), (11189, 173420), (13340, 145457), (15364, 126295), (15410, 125918), (17342, 111890), (17420, 111389), (19205, 101036), (19372, 100165), (19430, 99866), (20033, 96860), (21710, 89378), (22378, 86710), (24215, 80132), (25259, 76820), (30820, 62959), (34684, 55945), (38410, 50518), (38860, 49933), (40066, 48430), (43355, 44756), (43420, 44689)]