788863120

素因数分解:

$2^4\times 5^1\times {\mathrm{9860789}}^1$

素因数の和:9860802

約数の個数: 20

約数和(自身を含む): 1834106940

約数和(自身を除く): 1045243820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9860789, 19721578, 39443156, 49303945, 78886312, 98607890, 157772624, 197215780, 394431560, 788863120]

約数ペア:

[(1, 788863120), (2, 394431560), (4, 197215780), (5, 157772624), (8, 98607890), (10, 78886312), (16, 49303945), (20, 39443156), (40, 19721578), (80, 9860789)]