20171707990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41166751}}^1$

素因数の和:41166772

約数の個数: 24

約数和(自身を含む): 42237087552

約数和(自身を除く): 22065379562

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41166751, 82333502, 205833755, 288167257, 411667510, 576334514, 1440836285, 2017170799, 2881672570, 4034341598, 10085853995, 20171707990]

約数ペア:

[(1, 20171707990), (2, 10085853995), (5, 4034341598), (7, 2881672570), (10, 2017170799), (14, 1440836285), (35, 576334514), (49, 411667510), (70, 288167257), (98, 205833755), (245, 82333502), (490, 41166751)]