68834020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{11909}}^1$

素因数の和:11952

約数の個数: 36

約数和(自身を含む): 153567540

約数和(自身を除く): 84733520

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 11909, 23818, 47636, 59545, 119090, 202453, 238180, 404906, 809812, 1012265, 2024530, 3441701, 4049060, 6883402, 13766804, 17208505, 34417010, 68834020]

約数ペア:

[(1, 68834020), (2, 34417010), (4, 17208505), (5, 13766804), (10, 6883402), (17, 4049060), (20, 3441701), (34, 2024530), (68, 1012265), (85, 809812), (170, 404906), (289, 238180), (340, 202453), (578, 119090), (1156, 59545), (1445, 47636), (2890, 23818), (5780, 11909)]