68919620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44753}}^1$

素因数の和:44780

約数の個数: 48

約数和(自身を含む): 180448128

約数和(自身を除く): 111528508

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, 1540, 44753, 89506, 179012, 223765, 313271, 447530, 492283, 626542, 895060, 984566, 1253084, 1566355, 1969132, 2461415, 3132710, 3445981, 4922830, 6265420, 6891962, 9845660, 13783924, 17229905, 34459810, 68919620]

約数ペア:

[(1, 68919620), (2, 34459810), (4, 17229905), (5, 13783924), (7, 9845660), (10, 6891962), (11, 6265420), (14, 4922830), (20, 3445981), (22, 3132710), (28, 2461415), (35, 1969132), (44, 1566355), (55, 1253084), (70, 984566), (77, 895060), (110, 626542), (140, 492283), (154, 447530), (220, 313271), (308, 223765), (385, 179012), (770, 89506), (1540, 44753)]