201204380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773863}}^1$

素因数の和:773885

約数の個数: 24

約数和(自身を含む): 455032032

約数和(自身を除く): 253827652

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773863, 1547726, 3095452, 3869315, 7738630, 10060219, 15477260, 20120438, 40240876, 50301095, 100602190, 201204380]

約数ペア:

[(1, 201204380), (2, 100602190), (4, 50301095), (5, 40240876), (10, 20120438), (13, 15477260), (20, 10060219), (26, 7738630), (52, 3869315), (65, 3095452), (130, 1547726), (260, 773863)]