149748940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9587}}^1$

素因数の和:9678

約数の個数: 48

約数和(自身を含む): 347929344

約数和(自身を除く): 198180404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 9587, 15620, 19174, 38348, 47935, 95870, 105457, 191740, 210914, 421828, 527285, 680677, 1054570, 1361354, 2109140, 2722708, 3403385, 6806770, 7487447, 13613540, 14974894, 29949788, 37437235, 74874470, 149748940]

約数ペア:

[(1, 149748940), (2, 74874470), (4, 37437235), (5, 29949788), (10, 14974894), (11, 13613540), (20, 7487447), (22, 6806770), (44, 3403385), (55, 2722708), (71, 2109140), (110, 1361354), (142, 1054570), (220, 680677), (284, 527285), (355, 421828), (710, 210914), (781, 191740), (1420, 105457), (1562, 95870), (3124, 47935), (3905, 38348), (7810, 19174), (9587, 15620)]