20094760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1669}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 52905600

約数和(自身を除く): 32810840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1669, 1720, 2408, 3010, 3338, 6020, 6676, 8345, 11683, 12040, 13352, 16690, 23366, 33380, 46732, 58415, 66760, 71767, 93464, 116830, 143534, 233660, 287068, 358835, 467320, 502369, 574136, 717670, 1004738, 1435340, 2009476, 2511845, 2870680, 4018952, 5023690, 10047380, 20094760]

約数ペア:

[(1, 20094760), (2, 10047380), (4, 5023690), (5, 4018952), (7, 2870680), (8, 2511845), (10, 2009476), (14, 1435340), (20, 1004738), (28, 717670), (35, 574136), (40, 502369), (43, 467320), (56, 358835), (70, 287068), (86, 233660), (140, 143534), (172, 116830), (215, 93464), (280, 71767), (301, 66760), (344, 58415), (430, 46732), (602, 33380), (860, 23366), (1204, 16690), (1505, 13352), (1669, 12040), (1720, 11683), (2408, 8345), (3010, 6676), (3338, 6020)]