20324960

素因数分解:

$2^5\times 5^1\times {\mathrm{127031}}^1$

素因数の和:127046

約数の個数: 24

約数和(自身を含む): 48018096

約数和(自身を除く): 27693136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 127031, 254062, 508124, 635155, 1016248, 1270310, 2032496, 2540620, 4064992, 5081240, 10162480, 20324960]

約数ペア:

[(1, 20324960), (2, 10162480), (4, 5081240), (5, 4064992), (8, 2540620), (10, 2032496), (16, 1270310), (20, 1016248), (32, 635155), (40, 508124), (80, 254062), (160, 127031)]