201890342890

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{145244851}}^1$

素因数の和:145244997

約数の個数: 16

約数和(自身を含む): 366017027040

約数和(自身を除く): 164126684150

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 145244851, 290489702, 726224255, 1452448510, 20189034289, 40378068578, 100945171445, 201890342890]

約数ペア:

[(1, 201890342890), (2, 100945171445), (5, 40378068578), (10, 20189034289), (139, 1452448510), (278, 726224255), (695, 290489702), (1390, 145244851)]