625466940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1489207}}^1$

素因数の和:1489226

約数の個数: 48

約数和(自身を含む): 2001495552

約数和(自身を除く): 1376028612

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, 1489207, 2978414, 4467621, 5956828, 7446035, 8935242, 10424449, 14892070, 17870484, 20848898, 22338105, 29784140, 31273347, 41697796, 44676210, 52122245, 62546694, 89352420, 104244490, 125093388, 156366735, 208488980, 312733470, 625466940]

約数ペア:

[(1, 625466940), (2, 312733470), (3, 208488980), (4, 156366735), (5, 125093388), (6, 104244490), (7, 89352420), (10, 62546694), (12, 52122245), (14, 44676210), (15, 41697796), (20, 31273347), (21, 29784140), (28, 22338105), (30, 20848898), (35, 17870484), (42, 14892070), (60, 10424449), (70, 8935242), (84, 7446035), (105, 5956828), (140, 4467621), (210, 2978414), (420, 1489207)]