1262380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 3096576

約数和(自身を除く): 1834196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 127, 140, 142, 254, 284, 355, 497, 508, 635, 710, 889, 994, 1270, 1420, 1778, 1988, 2485, 2540, 3556, 4445, 4970, 8890, 9017, 9940, 17780, 18034, 36068, 45085, 63119, 90170, 126238, 180340, 252476, 315595, 631190, 1262380]

約数ペア:

[(1, 1262380), (2, 631190), (4, 315595), (5, 252476), (7, 180340), (10, 126238), (14, 90170), (20, 63119), (28, 45085), (35, 36068), (70, 18034), (71, 17780), (127, 9940), (140, 9017), (142, 8890), (254, 4970), (284, 4445), (355, 3556), (497, 2540), (508, 2485), (635, 1988), (710, 1778), (889, 1420), (994, 1270)]