428518450

素因数分解:

$2^1\times 5^2\times {\mathrm{433}}^1\times {\mathrm{19793}}^1$

素因数の和:20238

約数の個数: 24

約数和(自身を含む): 798925428

約数和(自身を除く): 370406978

約数列:

[1, 2, 5, 10, 25, 50, 433, 866, 2165, 4330, 10825, 19793, 21650, 39586, 98965, 197930, 494825, 989650, 8570369, 17140738, 42851845, 85703690, 214259225, 428518450]

約数ペア:

[(1, 428518450), (2, 214259225), (5, 85703690), (10, 42851845), (25, 17140738), (50, 8570369), (433, 989650), (866, 494825), (2165, 197930), (4330, 98965), (10825, 39586), (19793, 21650)]