38724640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:674

約数の個数: 96

約数和(自身を含む): 101243520

約数和(自身を除く): 62518880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 68, 80, 85, 92, 115, 136, 160, 170, 184, 230, 272, 340, 368, 391, 460, 544, 619, 680, 736, 782, 920, 1238, 1360, 1564, 1840, 1955, 2476, 2720, 3095, 3128, 3680, 3910, 4952, 6190, 6256, 7820, 9904, 10523, 12380, 12512, 14237, 15640, 19808, 21046, 24760, 28474, 31280, 42092, 49520, 52615, 56948, 62560, 71185, 84184, 99040, 105230, 113896, 142370, 168368, 210460, 227792, 242029, 284740, 336736, 420920, 455584, 484058, 569480, 841840, 968116, 1138960, 1210145, 1683680, 1936232, 2277920, 2420290, 3872464, 4840580, 7744928, 9681160, 19362320, 38724640]

約数ペア:

[(1, 38724640), (2, 19362320), (4, 9681160), (5, 7744928), (8, 4840580), (10, 3872464), (16, 2420290), (17, 2277920), (20, 1936232), (23, 1683680), (32, 1210145), (34, 1138960), (40, 968116), (46, 841840), (68, 569480), (80, 484058), (85, 455584), (92, 420920), (115, 336736), (136, 284740), (160, 242029), (170, 227792), (184, 210460), (230, 168368), (272, 142370), (340, 113896), (368, 105230), (391, 99040), (460, 84184), (544, 71185), (619, 62560), (680, 56948), (736, 52615), (782, 49520), (920, 42092), (1238, 31280), (1360, 28474), (1564, 24760), (1840, 21046), (1955, 19808), (2476, 15640), (2720, 14237), (3095, 12512), (3128, 12380), (3680, 10523), (3910, 9904), (4952, 7820), (6190, 6256)]