40300640

素因数分解:

$2^5\times 5^1\times {\mathrm{251879}}^1$

素因数の和:251894

約数の個数: 24

約数和(自身を含む): 95210640

約数和(自身を除く): 54910000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 251879, 503758, 1007516, 1259395, 2015032, 2518790, 4030064, 5037580, 8060128, 10075160, 20150320, 40300640]

約数ペア:

[(1, 40300640), (2, 20150320), (4, 10075160), (5, 8060128), (8, 5037580), (10, 4030064), (16, 2518790), (20, 2015032), (32, 1259395), (40, 1007516), (80, 503758), (160, 251879)]