788068880

素因数分解:

$2^4\times 5^1\times {\mathrm{9850861}}^1$

素因数の和:9850874

約数の個数: 20

約数和(自身を含む): 1832260332

約数和(自身を除く): 1044191452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9850861, 19701722, 39403444, 49254305, 78806888, 98508610, 157613776, 197017220, 394034440, 788068880]

約数ペア:

[(1, 788068880), (2, 394034440), (4, 197017220), (5, 157613776), (8, 98508610), (10, 78806888), (16, 49254305), (20, 39403444), (40, 19701722), (80, 9850861)]