22193180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15629}}^1$

素因数の和:15709

約数の個数: 24

約数和(自身を含む): 47265120

約数和(自身を除く): 25071940

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15629, 31258, 62516, 78145, 156290, 312580, 1109659, 2219318, 4438636, 5548295, 11096590, 22193180]

約数ペア:

[(1, 22193180), (2, 11096590), (4, 5548295), (5, 4438636), (10, 2219318), (20, 1109659), (71, 312580), (142, 156290), (284, 78145), (355, 62516), (710, 31258), (1420, 15629)]