2019157210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{4120729}}^1$

素因数の和:4120750

約数の個数: 24

約数和(自身を含む): 4227868980

約数和(自身を除く): 2208711770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4120729, 8241458, 20603645, 28845103, 41207290, 57690206, 144225515, 201915721, 288451030, 403831442, 1009578605, 2019157210]

約数ペア:

[(1, 2019157210), (2, 1009578605), (5, 403831442), (7, 288451030), (10, 201915721), (14, 144225515), (35, 57690206), (49, 41207290), (70, 28845103), (98, 20603645), (245, 8241458), (490, 4120729)]