19300240

素因数分解:

$2^4\times 5^1\times {\mathrm{241253}}^1$

素因数の和:241266

約数の個数: 20

約数和(自身を含む): 44873244

約数和(自身を除く): 25573004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241253, 482506, 965012, 1206265, 1930024, 2412530, 3860048, 4825060, 9650120, 19300240]

約数ペア:

[(1, 19300240), (2, 9650120), (4, 4825060), (5, 3860048), (8, 2412530), (10, 1930024), (16, 1206265), (20, 965012), (40, 482506), (80, 241253)]