28621160

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2969}}^1$

素因数の和:3221

約数の個数: 32

約数和(自身を含む): 64686600

約数和(自身を除く): 36065440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 2969, 4820, 5938, 9640, 11876, 14845, 23752, 29690, 59380, 118760, 715529, 1431058, 2862116, 3577645, 5724232, 7155290, 14310580, 28621160]

約数ペア:

[(1, 28621160), (2, 14310580), (4, 7155290), (5, 5724232), (8, 3577645), (10, 2862116), (20, 1431058), (40, 715529), (241, 118760), (482, 59380), (964, 29690), (1205, 23752), (1928, 14845), (2410, 11876), (2969, 9640), (4820, 5938)]