210858590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{680189}}^1$

素因数の和:680227

約数の個数: 16

約数和(自身を含む): 391789440

約数和(自身を除く): 180930850

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 680189, 1360378, 3400945, 6801890, 21085859, 42171718, 105429295, 210858590]

約数ペア:

[(1, 210858590), (2, 105429295), (5, 42171718), (10, 21085859), (31, 6801890), (62, 3400945), (155, 1360378), (310, 680189)]