22281969760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1961441}}^1$

素因数の和:1961527

約数の個数: 48

約数和(自身を含む): 53382605472

約数和(自身を除く): 31100635712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 1961441, 3922882, 7845764, 9807205, 15691528, 19614410, 31383056, 39228820, 62766112, 78457640, 139262311, 156915280, 278524622, 313830560, 557049244, 696311555, 1114098488, 1392623110, 2228196976, 2785246220, 4456393952, 5570492440, 11140984880, 22281969760]

約数ペア:

[(1, 22281969760), (2, 11140984880), (4, 5570492440), (5, 4456393952), (8, 2785246220), (10, 2228196976), (16, 1392623110), (20, 1114098488), (32, 696311555), (40, 557049244), (71, 313830560), (80, 278524622), (142, 156915280), (160, 139262311), (284, 78457640), (355, 62766112), (568, 39228820), (710, 31383056), (1136, 19614410), (1420, 15691528), (2272, 9807205), (2840, 7845764), (5680, 3922882), (11360, 1961441)]