249906620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{657649}}^1$

素因数の和:657677

約数の個数: 24

約数和(自身を含む): 552426000

約数和(自身を除く): 302519380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 657649, 1315298, 2630596, 3288245, 6576490, 12495331, 13152980, 24990662, 49981324, 62476655, 124953310, 249906620]

約数ペア:

[(1, 249906620), (2, 124953310), (4, 62476655), (5, 49981324), (10, 24990662), (19, 13152980), (20, 12495331), (38, 6576490), (76, 3288245), (95, 2630596), (190, 1315298), (380, 657649)]