210855890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3012227}}^1$

素因数の和:3012241

約数の個数: 16

約数和(自身を含む): 433760832

約数和(自身を除く): 222904942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3012227, 6024454, 15061135, 21085589, 30122270, 42171178, 105427945, 210855890]

約数ペア:

[(1, 210855890), (2, 105427945), (5, 42171178), (7, 30122270), (10, 21085589), (14, 15061135), (35, 6024454), (70, 3012227)]