40493984

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1557

約数の個数: 48

約数和(自身を含む): 85494528

約数和(自身を除く): 45000544

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 74, 92, 148, 184, 296, 368, 592, 736, 851, 1184, 1487, 1702, 2974, 3404, 5948, 6808, 11896, 13616, 23792, 27232, 34201, 47584, 55019, 68402, 110038, 136804, 220076, 273608, 440152, 547216, 880304, 1094432, 1265437, 1760608, 2530874, 5061748, 10123496, 20246992, 40493984]

約数ペア:

[(1, 40493984), (2, 20246992), (4, 10123496), (8, 5061748), (16, 2530874), (23, 1760608), (32, 1265437), (37, 1094432), (46, 880304), (74, 547216), (92, 440152), (148, 273608), (184, 220076), (296, 136804), (368, 110038), (592, 68402), (736, 55019), (851, 47584), (1184, 34201), (1487, 27232), (1702, 23792), (2974, 13616), (3404, 11896), (5948, 6808)]