85486820

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{23879}}^1$

素因数の和:24067

約数の個数: 24

約数和(自身を含む): 180532800

約数和(自身を除く): 95045980

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 23879, 47758, 95516, 119395, 238790, 477580, 4274341, 8548682, 17097364, 21371705, 42743410, 85486820]

約数ペア:

[(1, 85486820), (2, 42743410), (4, 21371705), (5, 17097364), (10, 8548682), (20, 4274341), (179, 477580), (358, 238790), (716, 119395), (895, 95516), (1790, 47758), (3580, 23879)]