20084150

素因数分解:

$2^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2039}}^1$

素因数の和:2248

約数の個数: 24

約数和(自身を含む): 37564560

約数和(自身を除く): 17480410

約数列:

[1, 2, 5, 10, 25, 50, 197, 394, 985, 1970, 2039, 4078, 4925, 9850, 10195, 20390, 50975, 101950, 401683, 803366, 2008415, 4016830, 10042075, 20084150]

約数ペア:

[(1, 20084150), (2, 10042075), (5, 4016830), (10, 2008415), (25, 803366), (50, 401683), (197, 101950), (394, 50975), (985, 20390), (1970, 10195), (2039, 9850), (4078, 4925)]