40473420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2775

約数の個数: 96

約数和(自身を含む): 128513280

約数和(自身を除く): 88039860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 228, 247, 260, 285, 380, 390, 494, 570, 741, 780, 988, 1140, 1235, 1482, 2470, 2731, 2964, 3705, 4940, 5462, 7410, 8193, 10924, 13655, 14820, 16386, 27310, 32772, 35503, 40965, 51889, 54620, 71006, 81930, 103778, 106509, 142012, 155667, 163860, 177515, 207556, 213018, 259445, 311334, 355030, 426036, 518890, 532545, 622668, 674557, 710060, 778335, 1037780, 1065090, 1349114, 1556670, 2023671, 2130180, 2698228, 3113340, 3372785, 4047342, 6745570, 8094684, 10118355, 13491140, 20236710, 40473420]

約数ペア:

[(1, 40473420), (2, 20236710), (3, 13491140), (4, 10118355), (5, 8094684), (6, 6745570), (10, 4047342), (12, 3372785), (13, 3113340), (15, 2698228), (19, 2130180), (20, 2023671), (26, 1556670), (30, 1349114), (38, 1065090), (39, 1037780), (52, 778335), (57, 710060), (60, 674557), (65, 622668), (76, 532545), (78, 518890), (95, 426036), (114, 355030), (130, 311334), (156, 259445), (190, 213018), (195, 207556), (228, 177515), (247, 163860), (260, 155667), (285, 142012), (380, 106509), (390, 103778), (494, 81930), (570, 71006), (741, 54620), (780, 51889), (988, 40965), (1140, 35503), (1235, 32772), (1482, 27310), (2470, 16386), (2731, 14820), (2964, 13655), (3705, 10924), (4940, 8193), (5462, 7410)]