118887890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{13681}}^1$

素因数の和:13778

約数の個数: 32

約数和(自身を含む): 236424960

約数和(自身を除く): 117537070

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 395, 790, 869, 1738, 4345, 8690, 13681, 27362, 68405, 136810, 150491, 300982, 752455, 1080799, 1504910, 2161598, 5403995, 10807990, 11888789, 23777578, 59443945, 118887890]

約数ペア:

[(1, 118887890), (2, 59443945), (5, 23777578), (10, 11888789), (11, 10807990), (22, 5403995), (55, 2161598), (79, 1504910), (110, 1080799), (158, 752455), (395, 300982), (790, 150491), (869, 136810), (1738, 68405), (4345, 27362), (8690, 13681)]