4400864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 9525600

約数和(自身を除く): 5124736

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 104, 142, 149, 208, 284, 298, 416, 568, 596, 923, 1136, 1192, 1846, 1937, 2272, 2384, 3692, 3874, 4768, 7384, 7748, 10579, 14768, 15496, 21158, 29536, 30992, 42316, 61984, 84632, 137527, 169264, 275054, 338528, 550108, 1100216, 2200432, 4400864]

約数ペア:

[(1, 4400864), (2, 2200432), (4, 1100216), (8, 550108), (13, 338528), (16, 275054), (26, 169264), (32, 137527), (52, 84632), (71, 61984), (104, 42316), (142, 30992), (149, 29536), (208, 21158), (284, 15496), (298, 14768), (416, 10579), (568, 7748), (596, 7384), (923, 4768), (1136, 3874), (1192, 3692), (1846, 2384), (1937, 2272)]