89110640

素因数分解:

$2^4\times 5^1\times {\mathrm{1113883}}^1$

素因数の和:1113896

約数の個数: 20

約数和(自身を含む): 207182424

約数和(自身を除く): 118071784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1113883, 2227766, 4455532, 5569415, 8911064, 11138830, 17822128, 22277660, 44555320, 89110640]

約数ペア:

[(1, 89110640), (2, 44555320), (4, 22277660), (5, 17822128), (8, 11138830), (10, 8911064), (16, 5569415), (20, 4455532), (40, 2227766), (80, 1113883)]