3940140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{677}}^1$

素因数の和:786

約数の個数: 48

約数和(自身を含む): 11162592

約数和(自身を除く): 7222452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 677, 970, 1164, 1354, 1455, 1940, 2031, 2708, 2910, 3385, 4062, 5820, 6770, 8124, 10155, 13540, 20310, 40620, 65669, 131338, 197007, 262676, 328345, 394014, 656690, 788028, 985035, 1313380, 1970070, 3940140]

約数ペア:

[(1, 3940140), (2, 1970070), (3, 1313380), (4, 985035), (5, 788028), (6, 656690), (10, 394014), (12, 328345), (15, 262676), (20, 197007), (30, 131338), (60, 65669), (97, 40620), (194, 20310), (291, 13540), (388, 10155), (485, 8124), (582, 6770), (677, 5820), (970, 4062), (1164, 3385), (1354, 2910), (1455, 2708), (1940, 2031)]