139630660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{537041}}^1$

素因数の和:537063

約数の個数: 24

約数和(自身を含む): 315780696

約数和(自身を除く): 176150036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 537041, 1074082, 2148164, 2685205, 5370410, 6981533, 10740820, 13963066, 27926132, 34907665, 69815330, 139630660]

約数ペア:

[(1, 139630660), (2, 69815330), (4, 34907665), (5, 27926132), (10, 13963066), (13, 10740820), (20, 6981533), (26, 5370410), (52, 2685205), (65, 2148164), (130, 1074082), (260, 537041)]