358133620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{18869}}^1$

素因数の和:18964

約数の個数: 48

約数和(自身を含む): 821071440

約数和(自身を除く): 462937820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 18869, 18980, 37738, 75476, 94345, 188690, 245297, 377380, 490594, 981188, 1226485, 1377437, 2452970, 2754874, 4905940, 5509748, 6887185, 13774370, 17906681, 27548740, 35813362, 71626724, 89533405, 179066810, 358133620]

約数ペア:

[(1, 358133620), (2, 179066810), (4, 89533405), (5, 71626724), (10, 35813362), (13, 27548740), (20, 17906681), (26, 13774370), (52, 6887185), (65, 5509748), (73, 4905940), (130, 2754874), (146, 2452970), (260, 1377437), (292, 1226485), (365, 981188), (730, 490594), (949, 377380), (1460, 245297), (1898, 188690), (3796, 94345), (4745, 75476), (9490, 37738), (18869, 18980)]