129246860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{121931}}^1$

素因数の和:121993

約数の個数: 24

約数和(自身を含む): 276541776

約数和(自身を除く): 147294916

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 121931, 243862, 487724, 609655, 1219310, 2438620, 6462343, 12924686, 25849372, 32311715, 64623430, 129246860]

約数ペア:

[(1, 129246860), (2, 64623430), (4, 32311715), (5, 25849372), (10, 12924686), (20, 6462343), (53, 2438620), (106, 1219310), (212, 609655), (265, 487724), (530, 243862), (1060, 121931)]