1915194640

素因数分解:

$2^4\times 5^1\times {\mathrm{2927}}^1\times {\mathrm{8179}}^1$

素因数の和:11119

約数の個数: 40

約数和(自身を含む): 4454893440

約数和(自身を除く): 2539698800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2927, 5854, 8179, 11708, 14635, 16358, 23416, 29270, 32716, 40895, 46832, 58540, 65432, 81790, 117080, 130864, 163580, 234160, 327160, 654320, 23939933, 47879866, 95759732, 119699665, 191519464, 239399330, 383038928, 478798660, 957597320, 1915194640]

約数ペア:

[(1, 1915194640), (2, 957597320), (4, 478798660), (5, 383038928), (8, 239399330), (10, 191519464), (16, 119699665), (20, 95759732), (40, 47879866), (80, 23939933), (2927, 654320), (5854, 327160), (8179, 234160), (11708, 163580), (14635, 130864), (16358, 117080), (23416, 81790), (29270, 65432), (32716, 58540), (40895, 46832)]