10491140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 24615360

約数和(自身を除く): 14124220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1109, 1892, 2218, 2365, 4436, 4730, 5545, 9460, 11090, 12199, 22180, 24398, 47687, 48796, 60995, 95374, 121990, 190748, 238435, 243980, 476870, 524557, 953740, 1049114, 2098228, 2622785, 5245570, 10491140]

約数ペア:

[(1, 10491140), (2, 5245570), (4, 2622785), (5, 2098228), (10, 1049114), (11, 953740), (20, 524557), (22, 476870), (43, 243980), (44, 238435), (55, 190748), (86, 121990), (110, 95374), (172, 60995), (215, 48796), (220, 47687), (430, 24398), (473, 22180), (860, 12199), (946, 11090), (1109, 9460), (1892, 5545), (2218, 4730), (2365, 4436)]