1495340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 3919104

約数和(自身を除く): 2423764

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, 770, 971, 1540, 1942, 3884, 4855, 6797, 9710, 10681, 13594, 19420, 21362, 27188, 33985, 42724, 53405, 67970, 74767, 106810, 135940, 149534, 213620, 299068, 373835, 747670, 1495340]

約数ペア:

[(1, 1495340), (2, 747670), (4, 373835), (5, 299068), (7, 213620), (10, 149534), (11, 135940), (14, 106810), (20, 74767), (22, 67970), (28, 53405), (35, 42724), (44, 33985), (55, 27188), (70, 21362), (77, 19420), (110, 13594), (140, 10681), (154, 9710), (220, 6797), (308, 4855), (385, 3884), (770, 1942), (971, 1540)]