1138647560

素因数分解:

$2^3\times 5^1\times {\mathrm{28466189}}^1$

素因数の和:28466200

約数の個数: 16

約数和(自身を含む): 2561957100

約数和(自身を除く): 1423309540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 28466189, 56932378, 113864756, 142330945, 227729512, 284661890, 569323780, 1138647560]

約数ペア:

[(1, 1138647560), (2, 569323780), (4, 284661890), (5, 227729512), (8, 142330945), (10, 113864756), (20, 56932378), (40, 28466189)]