123054160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90481}}^1$

素因数の和:90511

約数の個数: 40

約数和(自身を含む): 302933736

約数和(自身を除く): 179879576

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 90481, 180962, 361924, 452405, 723848, 904810, 1447696, 1538177, 1809620, 3076354, 3619240, 6152708, 7238480, 7690885, 12305416, 15381770, 24610832, 30763540, 61527080, 123054160]

約数ペア:

[(1, 123054160), (2, 61527080), (4, 30763540), (5, 24610832), (8, 15381770), (10, 12305416), (16, 7690885), (17, 7238480), (20, 6152708), (34, 3619240), (40, 3076354), (68, 1809620), (80, 1538177), (85, 1447696), (136, 904810), (170, 723848), (272, 452405), (340, 361924), (680, 180962), (1360, 90481)]