165660340

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{11987}}^1$

素因数の和:12687

約数の個数: 24

約数和(自身を含む): 348419232

約数和(自身を除く): 182758892

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 11987, 13820, 23974, 47948, 59935, 119870, 239740, 8283017, 16566034, 33132068, 41415085, 82830170, 165660340]

約数ペア:

[(1, 165660340), (2, 82830170), (4, 41415085), (5, 33132068), (10, 16566034), (20, 8283017), (691, 239740), (1382, 119870), (2764, 59935), (3455, 47948), (6910, 23974), (11987, 13820)]