1900512560

素因数分解:

$2^4\times 5^1\times {\mathrm{23756407}}^1$

素因数の和:23756420

約数の個数: 20

約数和(自身を含む): 4418691888

約数和(自身を除く): 2518179328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23756407, 47512814, 95025628, 118782035, 190051256, 237564070, 380102512, 475128140, 950256280, 1900512560]

約数ペア:

[(1, 1900512560), (2, 950256280), (4, 475128140), (5, 380102512), (8, 237564070), (10, 190051256), (16, 118782035), (20, 95025628), (40, 47512814), (80, 23756407)]