2521170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 6640920

約数和(自身を除く): 4119750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 257, 327, 514, 545, 654, 771, 981, 1090, 1285, 1542, 1635, 1962, 2313, 2570, 3270, 3855, 4626, 4905, 7710, 9810, 11565, 23130, 28013, 56026, 84039, 140065, 168078, 252117, 280130, 420195, 504234, 840390, 1260585, 2521170]

約数ペア:

[(1, 2521170), (2, 1260585), (3, 840390), (5, 504234), (6, 420195), (9, 280130), (10, 252117), (15, 168078), (18, 140065), (30, 84039), (45, 56026), (90, 28013), (109, 23130), (218, 11565), (257, 9810), (327, 7710), (514, 4905), (545, 4626), (654, 3855), (771, 3270), (981, 2570), (1090, 2313), (1285, 1962), (1542, 1635)]