40774640

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1801}}^1$

素因数の和:2097

約数の個数: 40

約数和(自身を含む): 95188848

約数和(自身を除く): 54414208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 1132, 1415, 1801, 2264, 2830, 3602, 4528, 5660, 7204, 9005, 11320, 14408, 18010, 22640, 28816, 36020, 72040, 144080, 509683, 1019366, 2038732, 2548415, 4077464, 5096830, 8154928, 10193660, 20387320, 40774640]

約数ペア:

[(1, 40774640), (2, 20387320), (4, 10193660), (5, 8154928), (8, 5096830), (10, 4077464), (16, 2548415), (20, 2038732), (40, 1019366), (80, 509683), (283, 144080), (566, 72040), (1132, 36020), (1415, 28816), (1801, 22640), (2264, 18010), (2830, 14408), (3602, 11320), (4528, 9005), (5660, 7204)]