79031780

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{9431}}^1$

素因数の和:9859

約数の個数: 24

約数和(自身を含む): 166380480

約数和(自身を除く): 87348700

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 9431, 18862, 37724, 47155, 94310, 188620, 3951589, 7903178, 15806356, 19757945, 39515890, 79031780]

約数ペア:

[(1, 79031780), (2, 39515890), (4, 19757945), (5, 15806356), (10, 7903178), (20, 3951589), (419, 188620), (838, 94310), (1676, 47155), (2095, 37724), (4190, 18862), (8380, 9431)]