90283880

素因数分解:

$2^3\times 5^1\times {\mathrm{2257097}}^1$

素因数の和:2257108

約数の個数: 16

約数和(自身を含む): 203138820

約数和(自身を除く): 112854940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2257097, 4514194, 9028388, 11285485, 18056776, 22570970, 45141940, 90283880]

約数ペア:

[(1, 90283880), (2, 45141940), (4, 22570970), (5, 18056776), (8, 11285485), (10, 9028388), (20, 4514194), (40, 2257097)]