112689680

素因数分解:

$2^4\times 5^1\times {\mathrm{1408621}}^1$

素因数の和:1408634

約数の個数: 20

約数和(自身を含む): 262003692

約数和(自身を除く): 149314012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1408621, 2817242, 5634484, 7043105, 11268968, 14086210, 22537936, 28172420, 56344840, 112689680]

約数ペア:

[(1, 112689680), (2, 56344840), (4, 28172420), (5, 22537936), (8, 14086210), (10, 11268968), (16, 7043105), (20, 5634484), (40, 2817242), (80, 1408621)]