40551420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1061}}^1$

素因数の和:1100

約数の個数: 144

約数和(自身を含む): 142375968

約数和(自身を除く): 101824548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1061, 1092, 1274, 1365, 1470, 1820, 1911, 2122, 2548, 2730, 2940, 3183, 3185, 3822, 4244, 5305, 5460, 6366, 6370, 7427, 7644, 9555, 10610, 12732, 12740, 13793, 14854, 15915, 19110, 21220, 22281, 27586, 29708, 31830, 37135, 38220, 41379, 44562, 51989, 55172, 63660, 68965, 74270, 82758, 89124, 96551, 103978, 111405, 137930, 148540, 155967, 165516, 193102, 206895, 207956, 222810, 259945, 275860, 289653, 311934, 386204, 413790, 445620, 482755, 519890, 579306, 623868, 675857, 779835, 827580, 965510, 1039780, 1158612, 1351714, 1448265, 1559670, 1931020, 2027571, 2703428, 2896530, 3119340, 3379285, 4055142, 5793060, 6758570, 8110284, 10137855, 13517140, 20275710, 40551420]

約数ペア:

[(1, 40551420), (2, 20275710), (3, 13517140), (4, 10137855), (5, 8110284), (6, 6758570), (7, 5793060), (10, 4055142), (12, 3379285), (13, 3119340), (14, 2896530), (15, 2703428), (20, 2027571), (21, 1931020), (26, 1559670), (28, 1448265), (30, 1351714), (35, 1158612), (39, 1039780), (42, 965510), (49, 827580), (52, 779835), (60, 675857), (65, 623868), (70, 579306), (78, 519890), (84, 482755), (91, 445620), (98, 413790), (105, 386204), (130, 311934), (140, 289653), (147, 275860), (156, 259945), (182, 222810), (195, 207956), (196, 206895), (210, 193102), (245, 165516), (260, 155967), (273, 148540), (294, 137930), (364, 111405), (390, 103978), (420, 96551), (455, 89124), (490, 82758), (546, 74270), (588, 68965), (637, 63660), (735, 55172), (780, 51989), (910, 44562), (980, 41379), (1061, 38220), (1092, 37135), (1274, 31830), (1365, 29708), (1470, 27586), (1820, 22281), (1911, 21220), (2122, 19110), (2548, 15915), (2730, 14854), (2940, 13793), (3183, 12740), (3185, 12732), (3822, 10610), (4244, 9555), (5305, 7644), (5460, 7427), (6366, 6370)]