180849270320

素因数分解:

$2^4\times 5^1\times {\mathrm{2260615879}}^1$

素因数の和:2260615892

約数の個数: 20

約数和(自身を含む): 420474553680

約数和(自身を除く): 239625283360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2260615879, 4521231758, 9042463516, 11303079395, 18084927032, 22606158790, 36169854064, 45212317580, 90424635160, 180849270320]

約数ペア:

[(1, 180849270320), (2, 90424635160), (4, 45212317580), (5, 36169854064), (8, 22606158790), (10, 18084927032), (16, 11303079395), (20, 9042463516), (40, 4521231758), (80, 2260615879)]