71964740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211661}}^1$

素因数の和:211687

約数の個数: 24

約数和(自身を含む): 160016472

約数和(自身を除く): 88051732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 211661, 423322, 846644, 1058305, 2116610, 3598237, 4233220, 7196474, 14392948, 17991185, 35982370, 71964740]

約数ペア:

[(1, 71964740), (2, 35982370), (4, 17991185), (5, 14392948), (10, 7196474), (17, 4233220), (20, 3598237), (34, 2116610), (68, 1058305), (85, 846644), (170, 423322), (340, 211661)]