201616340

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{5167}}^1$

素因数の和:7127

約数の個数: 24

約数和(自身を含む): 423693312

約数和(自身を除く): 222076972

約数列:

[1, 2, 4, 5, 10, 20, 1951, 3902, 5167, 7804, 9755, 10334, 19510, 20668, 25835, 39020, 51670, 103340, 10080817, 20161634, 40323268, 50404085, 100808170, 201616340]

約数ペア:

[(1, 201616340), (2, 100808170), (4, 50404085), (5, 40323268), (10, 20161634), (20, 10080817), (1951, 103340), (3902, 51670), (5167, 39020), (7804, 25835), (9755, 20668), (10334, 19510)]