120630320

素因数分解:

$2^4\times 5^1\times {\mathrm{1507879}}^1$

素因数の和:1507892

約数の個数: 20

約数和(自身を含む): 280465680

約数和(自身を除く): 159835360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1507879, 3015758, 6031516, 7539395, 12063032, 15078790, 24126064, 30157580, 60315160, 120630320]

約数ペア:

[(1, 120630320), (2, 60315160), (4, 30157580), (5, 24126064), (8, 15078790), (10, 12063032), (16, 7539395), (20, 6031516), (40, 3015758), (80, 1507879)]