17860180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{941}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 40988304

約数和(自身を除く): 23128124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 941, 949, 1460, 1882, 1898, 3764, 3796, 4705, 4745, 9410, 9490, 12233, 18820, 18980, 24466, 48932, 61165, 68693, 122330, 137386, 244660, 274772, 343465, 686930, 893009, 1373860, 1786018, 3572036, 4465045, 8930090, 17860180]

約数ペア:

[(1, 17860180), (2, 8930090), (4, 4465045), (5, 3572036), (10, 1786018), (13, 1373860), (20, 893009), (26, 686930), (52, 343465), (65, 274772), (73, 244660), (130, 137386), (146, 122330), (260, 68693), (292, 61165), (365, 48932), (730, 24466), (941, 18980), (949, 18820), (1460, 12233), (1882, 9490), (1898, 9410), (3764, 4745), (3796, 4705)]