1064140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 2790144

約数和(自身を除く): 1726004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 691, 770, 1382, 1540, 2764, 3455, 4837, 6910, 7601, 9674, 13820, 15202, 19348, 24185, 30404, 38005, 48370, 53207, 76010, 96740, 106414, 152020, 212828, 266035, 532070, 1064140]

約数ペア:

[(1, 1064140), (2, 532070), (4, 266035), (5, 212828), (7, 152020), (10, 106414), (11, 96740), (14, 76010), (20, 53207), (22, 48370), (28, 38005), (35, 30404), (44, 24185), (55, 19348), (70, 15202), (77, 13820), (110, 9674), (140, 7601), (154, 6910), (220, 4837), (308, 3455), (385, 2764), (691, 1540), (770, 1382)]