1263860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4861}}^1$

素因数の和:4883

約数の個数: 24

約数和(自身を含む): 2858856

約数和(自身を除く): 1594996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4861, 9722, 19444, 24305, 48610, 63193, 97220, 126386, 252772, 315965, 631930, 1263860]

約数ペア:

[(1, 1263860), (2, 631930), (4, 315965), (5, 252772), (10, 126386), (13, 97220), (20, 63193), (26, 48610), (52, 24305), (65, 19444), (130, 9722), (260, 4861)]