149016880

素因数分解:

$2^4\times 5^1\times {\mathrm{1862711}}^1$

素因数の和:1862724

約数の個数: 20

約数和(自身を含む): 346464432

約数和(自身を除く): 197447552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1862711, 3725422, 7450844, 9313555, 14901688, 18627110, 29803376, 37254220, 74508440, 149016880]

約数ペア:

[(1, 149016880), (2, 74508440), (4, 37254220), (5, 29803376), (8, 18627110), (10, 14901688), (16, 9313555), (20, 7450844), (40, 3725422), (80, 1862711)]