415494580

素因数分解:

$2^2\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{18401}}^1$

素因数の和:19539

約数の個数: 24

約数和(自身を含む): 873358920

約数和(自身を除く): 457864340

約数列:

[1, 2, 4, 5, 10, 20, 1129, 2258, 4516, 5645, 11290, 18401, 22580, 36802, 73604, 92005, 184010, 368020, 20774729, 41549458, 83098916, 103873645, 207747290, 415494580]

約数ペア:

[(1, 415494580), (2, 207747290), (4, 103873645), (5, 83098916), (10, 41549458), (20, 20774729), (1129, 368020), (2258, 184010), (4516, 92005), (5645, 73604), (11290, 36802), (18401, 22580)]