28501240

素因数分解:

$2^3\times 5^1\times {\mathrm{712531}}^1$

素因数の和:712542

約数の個数: 16

約数和(自身を含む): 64127880

約数和(自身を除く): 35626640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 712531, 1425062, 2850124, 3562655, 5700248, 7125310, 14250620, 28501240]

約数ペア:

[(1, 28501240), (2, 14250620), (4, 7125310), (5, 5700248), (8, 3562655), (10, 2850124), (20, 1425062), (40, 712531)]