1561830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 3801600

約数和(自身を除く): 2239770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 659, 790, 1185, 1318, 1977, 2370, 3295, 3954, 6590, 9885, 19770, 52061, 104122, 156183, 260305, 312366, 520610, 780915, 1561830]

約数ペア:

[(1, 1561830), (2, 780915), (3, 520610), (5, 312366), (6, 260305), (10, 156183), (15, 104122), (30, 52061), (79, 19770), (158, 9885), (237, 6590), (395, 3954), (474, 3295), (659, 2370), (790, 1977), (1185, 1318)]