489458420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1409}}^1\times {\mathrm{1579}}^1$

素因数の和:3008

約数の個数: 48

約数和(自身を含む): 1122811200

約数和(自身を除く): 633352780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1409, 1579, 2818, 3158, 5636, 6316, 7045, 7895, 14090, 15499, 15790, 17369, 28180, 30998, 31580, 34738, 61996, 69476, 77495, 86845, 154990, 173690, 309980, 347380, 2224811, 4449622, 8899244, 11124055, 22248110, 24472921, 44496220, 48945842, 97891684, 122364605, 244729210, 489458420]

約数ペア:

[(1, 489458420), (2, 244729210), (4, 122364605), (5, 97891684), (10, 48945842), (11, 44496220), (20, 24472921), (22, 22248110), (44, 11124055), (55, 8899244), (110, 4449622), (220, 2224811), (1409, 347380), (1579, 309980), (2818, 173690), (3158, 154990), (5636, 86845), (6316, 77495), (7045, 69476), (7895, 61996), (14090, 34738), (15499, 31580), (15790, 30998), (17369, 28180)]