39564520

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3677}}^1$

素因数の和:3957

約数の個数: 32

約数和(自身を含む): 89375400

約数和(自身を除く): 49810880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 3677, 5380, 7354, 10760, 14708, 18385, 29416, 36770, 73540, 147080, 989113, 1978226, 3956452, 4945565, 7912904, 9891130, 19782260, 39564520]

約数ペア:

[(1, 39564520), (2, 19782260), (4, 9891130), (5, 7912904), (8, 4945565), (10, 3956452), (20, 1978226), (40, 989113), (269, 147080), (538, 73540), (1076, 36770), (1345, 29416), (2152, 18385), (2690, 14708), (3677, 10760), (5380, 7354)]