201951710

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{145289}}^1$

素因数の和:145435

約数の個数: 16

約数和(自身を含む): 366130800

約数和(自身を除く): 164179090

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 145289, 290578, 726445, 1452890, 20195171, 40390342, 100975855, 201951710]

約数ペア:

[(1, 201951710), (2, 100975855), (5, 40390342), (10, 20195171), (139, 1452890), (278, 726445), (695, 290578), (1390, 145289)]