20346513140

素因数分解:

$2^2\times 5^1\times {\mathrm{39229}}^1\times {\mathrm{25933}}^1$

素因数の和:65171

約数の個数: 24

約数和(自身を含む): 42730414440

約数和(自身を除く): 22383901300

約数列:

[1, 2, 4, 5, 10, 20, 25933, 39229, 51866, 78458, 103732, 129665, 156916, 196145, 259330, 392290, 518660, 784580, 1017325657, 2034651314, 4069302628, 5086628285, 10173256570, 20346513140]

約数ペア:

[(1, 20346513140), (2, 10173256570), (4, 5086628285), (5, 4069302628), (10, 2034651314), (20, 1017325657), (25933, 784580), (39229, 518660), (51866, 392290), (78458, 259330), (103732, 196145), (129665, 156916)]