168190180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{494677}}^1$

素因数の和:494703

約数の個数: 24

約数和(自身を含む): 373976568

約数和(自身を除く): 205786388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 494677, 989354, 1978708, 2473385, 4946770, 8409509, 9893540, 16819018, 33638036, 42047545, 84095090, 168190180]

約数ペア:

[(1, 168190180), (2, 84095090), (4, 42047545), (5, 33638036), (10, 16819018), (17, 9893540), (20, 8409509), (34, 4946770), (68, 2473385), (85, 1978708), (170, 989354), (340, 494677)]