20802670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6323}}^1$

素因数の和:6384

約数の個数: 32

約数和(自身を含む): 43711488

約数和(自身を除く): 22908818

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 6323, 12646, 31615, 44261, 63230, 88522, 221305, 297181, 442610, 594362, 1485905, 2080267, 2971810, 4160534, 10401335, 20802670]

約数ペア:

[(1, 20802670), (2, 10401335), (5, 4160534), (7, 2971810), (10, 2080267), (14, 1485905), (35, 594362), (47, 442610), (70, 297181), (94, 221305), (235, 88522), (329, 63230), (470, 44261), (658, 31615), (1645, 12646), (3290, 6323)]