90210790

素因数分解:

$2^1\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{4801}}^1$

素因数の和:6687

約数の個数: 16

約数和(自身を含む): 162499680

約数和(自身を除く): 72288890

約数列:

[1, 2, 5, 10, 1879, 3758, 4801, 9395, 9602, 18790, 24005, 48010, 9021079, 18042158, 45105395, 90210790]

約数ペア:

[(1, 90210790), (2, 45105395), (5, 18042158), (10, 9021079), (1879, 48010), (3758, 24005), (4801, 18790), (9395, 9602)]