40495167640

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4539817}}^1$

素因数の和:4540051

約数の個数: 32

約数和(自身を含む): 91522730880

約数和(自身を除く): 51027563240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 4539817, 9079634, 18159268, 22699085, 36318536, 45398170, 90796340, 181592680, 1012379191, 2024758382, 4049516764, 5061895955, 8099033528, 10123791910, 20247583820, 40495167640]

約数ペア:

[(1, 40495167640), (2, 20247583820), (4, 10123791910), (5, 8099033528), (8, 5061895955), (10, 4049516764), (20, 2024758382), (40, 1012379191), (223, 181592680), (446, 90796340), (892, 45398170), (1115, 36318536), (1784, 22699085), (2230, 18159268), (4460, 9079634), (8920, 4539817)]