1440960016

素因数分解:

$2^4\times {\mathrm{1319}}^1\times {\mathrm{68279}}^1$

素因数の和:69606

約数の個数: 20

約数和(自身を含む): 2794017600

約数和(自身を除く): 1353057584

約数列:

[1, 2, 4, 8, 16, 1319, 2638, 5276, 10552, 21104, 68279, 136558, 273116, 546232, 1092464, 90060001, 180120002, 360240004, 720480008, 1440960016]

約数ペア:

[(1, 1440960016), (2, 720480008), (4, 360240004), (8, 180120002), (16, 90060001), (1319, 1092464), (2638, 546232), (5276, 273116), (10552, 136558), (21104, 68279)]