1921340740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467}}^1\times {\mathrm{18701}}^1$

素因数の和:19188

約数の個数: 48

約数和(自身を含む): 4411278144

約数和(自身を除く): 2489937404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 467, 934, 1868, 2335, 4670, 5137, 9340, 10274, 18701, 20548, 25685, 37402, 51370, 74804, 93505, 102740, 187010, 205711, 374020, 411422, 822844, 1028555, 2057110, 4114220, 8733367, 17466734, 34933468, 43666835, 87333670, 96067037, 174667340, 192134074, 384268148, 480335185, 960670370, 1921340740]

約数ペア:

[(1, 1921340740), (2, 960670370), (4, 480335185), (5, 384268148), (10, 192134074), (11, 174667340), (20, 96067037), (22, 87333670), (44, 43666835), (55, 34933468), (110, 17466734), (220, 8733367), (467, 4114220), (934, 2057110), (1868, 1028555), (2335, 822844), (4670, 411422), (5137, 374020), (9340, 205711), (10274, 187010), (18701, 102740), (20548, 93505), (25685, 74804), (37402, 51370)]