4547920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4373}}^1$

素因数の和:4399

約数の個数: 40

約数和(自身を含む): 11389896

約数和(自身を除く): 6841976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4373, 8746, 17492, 21865, 34984, 43730, 56849, 69968, 87460, 113698, 174920, 227396, 284245, 349840, 454792, 568490, 909584, 1136980, 2273960, 4547920]

約数ペア:

[(1, 4547920), (2, 2273960), (4, 1136980), (5, 909584), (8, 568490), (10, 454792), (13, 349840), (16, 284245), (20, 227396), (26, 174920), (40, 113698), (52, 87460), (65, 69968), (80, 56849), (104, 43730), (130, 34984), (208, 21865), (260, 17492), (520, 8746), (1040, 4373)]