22519640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 61931520

約数和(自身を除く): 39411880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 127, 130, 143, 155, 220, 248, 254, 260, 286, 310, 341, 403, 440, 508, 520, 572, 620, 635, 682, 715, 806, 1016, 1144, 1240, 1270, 1364, 1397, 1430, 1612, 1651, 1705, 2015, 2540, 2728, 2794, 2860, 3224, 3302, 3410, 3937, 4030, 4433, 5080, 5588, 5720, 6604, 6820, 6985, 7874, 8060, 8255, 8866, 11176, 13208, 13640, 13970, 15748, 16120, 16510, 17732, 18161, 19685, 22165, 27940, 31496, 33020, 35464, 36322, 39370, 43307, 44330, 51181, 55880, 66040, 72644, 78740, 86614, 88660, 90805, 102362, 145288, 157480, 173228, 177320, 181610, 204724, 216535, 255905, 346456, 363220, 409448, 433070, 511810, 562991, 726440, 866140, 1023620, 1125982, 1732280, 2047240, 2251964, 2814955, 4503928, 5629910, 11259820, 22519640]

約数ペア:

[(1, 22519640), (2, 11259820), (4, 5629910), (5, 4503928), (8, 2814955), (10, 2251964), (11, 2047240), (13, 1732280), (20, 1125982), (22, 1023620), (26, 866140), (31, 726440), (40, 562991), (44, 511810), (52, 433070), (55, 409448), (62, 363220), (65, 346456), (88, 255905), (104, 216535), (110, 204724), (124, 181610), (127, 177320), (130, 173228), (143, 157480), (155, 145288), (220, 102362), (248, 90805), (254, 88660), (260, 86614), (286, 78740), (310, 72644), (341, 66040), (403, 55880), (440, 51181), (508, 44330), (520, 43307), (572, 39370), (620, 36322), (635, 35464), (682, 33020), (715, 31496), (806, 27940), (1016, 22165), (1144, 19685), (1240, 18161), (1270, 17732), (1364, 16510), (1397, 16120), (1430, 15748), (1612, 13970), (1651, 13640), (1705, 13208), (2015, 11176), (2540, 8866), (2728, 8255), (2794, 8060), (2860, 7874), (3224, 6985), (3302, 6820), (3410, 6604), (3937, 5720), (4030, 5588), (4433, 5080)]