147940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1$

素因数の和:591

約数の個数: 24

約数和(自身を含む): 335160

約数和(自身を除く): 187220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 569, 1138, 2276, 2845, 5690, 7397, 11380, 14794, 29588, 36985, 73970, 147940]

約数ペア:

[(1, 147940), (2, 73970), (4, 36985), (5, 29588), (10, 14794), (13, 11380), (20, 7397), (26, 5690), (52, 2845), (65, 2276), (130, 1138), (260, 569)]