1405456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 3046680

約数和(自身を除く): 1641224

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 233, 377, 464, 466, 754, 932, 1508, 1864, 3016, 3029, 3728, 6032, 6058, 6757, 12116, 13514, 24232, 27028, 48464, 54056, 87841, 108112, 175682, 351364, 702728, 1405456]

約数ペア:

[(1, 1405456), (2, 702728), (4, 351364), (8, 175682), (13, 108112), (16, 87841), (26, 54056), (29, 48464), (52, 27028), (58, 24232), (104, 13514), (116, 12116), (208, 6757), (232, 6058), (233, 6032), (377, 3728), (464, 3029), (466, 3016), (754, 1864), (932, 1508)]