682020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{421}}^1$

素因数の和:442

約数の個数: 60

約数和(自身を含む): 2144604

約数和(自身を除く): 1462584

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 421, 540, 810, 842, 1263, 1620, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 11367, 12630, 15156, 18945, 22734, 25260, 34101, 37890, 45468, 56835, 68202, 75780, 113670, 136404, 170505, 227340, 341010, 682020]

約数ペア:

[(1, 682020), (2, 341010), (3, 227340), (4, 170505), (5, 136404), (6, 113670), (9, 75780), (10, 68202), (12, 56835), (15, 45468), (18, 37890), (20, 34101), (27, 25260), (30, 22734), (36, 18945), (45, 15156), (54, 12630), (60, 11367), (81, 8420), (90, 7578), (108, 6315), (135, 5052), (162, 4210), (180, 3789), (270, 2526), (324, 2105), (405, 1684), (421, 1620), (540, 1263), (810, 842)]