20578610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2683}}^1$

素因数の和:2762

約数の個数: 32

約数和(自身を含む): 40582080

約数和(自身を除く): 20003470

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2683, 3835, 5366, 7670, 13415, 26830, 34879, 69758, 158297, 174395, 316594, 348790, 791485, 1582970, 2057861, 4115722, 10289305, 20578610]

約数ペア:

[(1, 20578610), (2, 10289305), (5, 4115722), (10, 2057861), (13, 1582970), (26, 791485), (59, 348790), (65, 316594), (118, 174395), (130, 158297), (295, 69758), (590, 34879), (767, 26830), (1534, 13415), (2683, 7670), (3835, 5366)]