201021340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773159}}^1$

素因数の和:773181

約数の個数: 24

約数和(自身を含む): 454618080

約数和(自身を除く): 253596740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773159, 1546318, 3092636, 3865795, 7731590, 10051067, 15463180, 20102134, 40204268, 50255335, 100510670, 201021340]

約数ペア:

[(1, 201021340), (2, 100510670), (4, 50255335), (5, 40204268), (10, 20102134), (13, 15463180), (20, 10051067), (26, 7731590), (52, 3865795), (65, 3092636), (130, 1546318), (260, 773159)]