20215290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{1877}}^1$

素因数の和:2246

約数の個数: 32

約数和(自身を含む): 48677760

約数和(自身を除く): 28462470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 359, 718, 1077, 1795, 1877, 2154, 3590, 3754, 5385, 5631, 9385, 10770, 11262, 18770, 28155, 56310, 673843, 1347686, 2021529, 3369215, 4043058, 6738430, 10107645, 20215290]

約数ペア:

[(1, 20215290), (2, 10107645), (3, 6738430), (5, 4043058), (6, 3369215), (10, 2021529), (15, 1347686), (30, 673843), (359, 56310), (718, 28155), (1077, 18770), (1795, 11262), (1877, 10770), (2154, 9385), (3590, 5631), (3754, 5385)]