2017007960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{17837}}^1$

素因数の和:18116

約数の個数: 64

約数和(自身を含む): 4970380320

約数和(自身を除く): 2953372360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 257, 440, 514, 1028, 1285, 2056, 2570, 2827, 5140, 5654, 10280, 11308, 14135, 17837, 22616, 28270, 35674, 56540, 71348, 89185, 113080, 142696, 178370, 196207, 356740, 392414, 713480, 784828, 981035, 1569656, 1962070, 3924140, 4584109, 7848280, 9168218, 18336436, 22920545, 36672872, 45841090, 50425199, 91682180, 100850398, 183364360, 201700796, 252125995, 403401592, 504251990, 1008503980, 2017007960]

約数ペア:

[(1, 2017007960), (2, 1008503980), (4, 504251990), (5, 403401592), (8, 252125995), (10, 201700796), (11, 183364360), (20, 100850398), (22, 91682180), (40, 50425199), (44, 45841090), (55, 36672872), (88, 22920545), (110, 18336436), (220, 9168218), (257, 7848280), (440, 4584109), (514, 3924140), (1028, 1962070), (1285, 1569656), (2056, 981035), (2570, 784828), (2827, 713480), (5140, 392414), (5654, 356740), (10280, 196207), (11308, 178370), (14135, 142696), (17837, 113080), (22616, 89185), (28270, 71348), (35674, 56540)]