395349780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{941309}}^1$

素因数の和:941328

約数の個数: 48

約数和(自身を含む): 1265120640

約数和(自身を除く): 869770860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 941309, 1882618, 2823927, 3765236, 4706545, 5647854, 6589163, 9413090, 11295708, 13178326, 14119635, 18826180, 19767489, 26356652, 28239270, 32945815, 39534978, 56478540, 65891630, 79069956, 98837445, 131783260, 197674890, 395349780]

約数ペア:

[(1, 395349780), (2, 197674890), (3, 131783260), (4, 98837445), (5, 79069956), (6, 65891630), (7, 56478540), (10, 39534978), (12, 32945815), (14, 28239270), (15, 26356652), (20, 19767489), (21, 18826180), (28, 14119635), (30, 13178326), (35, 11295708), (42, 9413090), (60, 6589163), (70, 5647854), (84, 4706545), (105, 3765236), (140, 2823927), (210, 1882618), (420, 941309)]