149898160

素因数分解:

$2^4\times 5^1\times {\mathrm{1873727}}^1$

素因数の和:1873740

約数の個数: 20

約数和(自身を含む): 348513408

約数和(自身を除く): 198615248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1873727, 3747454, 7494908, 9368635, 14989816, 18737270, 29979632, 37474540, 74949080, 149898160]

約数ペア:

[(1, 149898160), (2, 74949080), (4, 37474540), (5, 29979632), (8, 18737270), (10, 14989816), (16, 9368635), (20, 7494908), (40, 3747454), (80, 1873727)]