148555280

素因数分解:

$2^4\times 5^1\times {\mathrm{1856941}}^1$

素因数の和:1856954

約数の個数: 20

約数和(自身を含む): 345391212

約数和(自身を除く): 196835932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1856941, 3713882, 7427764, 9284705, 14855528, 18569410, 29711056, 37138820, 74277640, 148555280]

約数ペア:

[(1, 148555280), (2, 74277640), (4, 37138820), (5, 29711056), (8, 18569410), (10, 14855528), (16, 9284705), (20, 7427764), (40, 3713882), (80, 1856941)]