189024980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{304879}}^1$

素因数の和:304919

約数の個数: 24

約数和(自身を含む): 409758720

約数和(自身を除く): 220733740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 304879, 609758, 1219516, 1524395, 3048790, 6097580, 9451249, 18902498, 37804996, 47256245, 94512490, 189024980]

約数ペア:

[(1, 189024980), (2, 94512490), (4, 47256245), (5, 37804996), (10, 18902498), (20, 9451249), (31, 6097580), (62, 3048790), (124, 1524395), (155, 1219516), (310, 609758), (620, 304879)]