20727390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4637}}^1$

素因数の和:4796

約数の個数: 32

約数和(自身を含む): 50090400

約数和(自身を除く): 29363010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 149, 298, 447, 745, 894, 1490, 2235, 4470, 4637, 9274, 13911, 23185, 27822, 46370, 69555, 139110, 690913, 1381826, 2072739, 3454565, 4145478, 6909130, 10363695, 20727390]

約数ペア:

[(1, 20727390), (2, 10363695), (3, 6909130), (5, 4145478), (6, 3454565), (10, 2072739), (15, 1381826), (30, 690913), (149, 139110), (298, 69555), (447, 46370), (745, 27822), (894, 23185), (1490, 13911), (2235, 9274), (4470, 4637)]