69843140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{205421}}^1$

素因数の和:205447

約数の個数: 24

約数和(自身を含む): 155299032

約数和(自身を除く): 85455892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 205421, 410842, 821684, 1027105, 2054210, 3492157, 4108420, 6984314, 13968628, 17460785, 34921570, 69843140]

約数ペア:

[(1, 69843140), (2, 34921570), (4, 17460785), (5, 13968628), (10, 6984314), (17, 4108420), (20, 3492157), (34, 2054210), (68, 1027105), (85, 821684), (170, 410842), (340, 205421)]