28229540

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{9473}}^1$

素因数の和:9631

約数の個数: 24

約数和(自身を含む): 59686200

約数和(自身を除く): 31456660

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 9473, 18946, 37892, 47365, 94730, 189460, 1411477, 2822954, 5645908, 7057385, 14114770, 28229540]

約数ペア:

[(1, 28229540), (2, 14114770), (4, 7057385), (5, 5645908), (10, 2822954), (20, 1411477), (149, 189460), (298, 94730), (596, 47365), (745, 37892), (1490, 18946), (2980, 9473)]