1520291288

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{19843}}^1$

素因数の和:20067

約数の個数: 32

約数和(自身を含む): 2915877360

約数和(自身を除く): 1395586072

約数列:

[1, 2, 4, 8, 61, 122, 157, 244, 314, 488, 628, 1256, 9577, 19154, 19843, 38308, 39686, 76616, 79372, 158744, 1210423, 2420846, 3115351, 4841692, 6230702, 9683384, 12461404, 24922808, 190036411, 380072822, 760145644, 1520291288]

約数ペア:

[(1, 1520291288), (2, 760145644), (4, 380072822), (8, 190036411), (61, 24922808), (122, 12461404), (157, 9683384), (244, 6230702), (314, 4841692), (488, 3115351), (628, 2420846), (1256, 1210423), (9577, 158744), (19154, 79372), (19843, 76616), (38308, 39686)]