104931640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{238481}}^1$

素因数の和:238503

約数の個数: 32

約数和(自身を含む): 257560560

約数和(自身を除く): 152628920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 238481, 476962, 953924, 1192405, 1907848, 2384810, 2623291, 4769620, 5246582, 9539240, 10493164, 13116455, 20986328, 26232910, 52465820, 104931640]

約数ペア:

[(1, 104931640), (2, 52465820), (4, 26232910), (5, 20986328), (8, 13116455), (10, 10493164), (11, 9539240), (20, 5246582), (22, 4769620), (40, 2623291), (44, 2384810), (55, 1907848), (88, 1192405), (110, 953924), (220, 476962), (440, 238481)]