1536920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{499}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 4320000

約数和(自身を除く): 2783080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 499, 616, 770, 998, 1540, 1996, 2495, 3080, 3493, 3992, 4990, 5489, 6986, 9980, 10978, 13972, 17465, 19960, 21956, 27445, 27944, 34930, 38423, 43912, 54890, 69860, 76846, 109780, 139720, 153692, 192115, 219560, 307384, 384230, 768460, 1536920]

約数ペア:

[(1, 1536920), (2, 768460), (4, 384230), (5, 307384), (7, 219560), (8, 192115), (10, 153692), (11, 139720), (14, 109780), (20, 76846), (22, 69860), (28, 54890), (35, 43912), (40, 38423), (44, 34930), (55, 27944), (56, 27445), (70, 21956), (77, 19960), (88, 17465), (110, 13972), (140, 10978), (154, 9980), (220, 6986), (280, 5489), (308, 4990), (385, 3992), (440, 3493), (499, 3080), (616, 2495), (770, 1996), (998, 1540)]