7481680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2281}}^1$

素因数の和:2335

約数の個数: 40

約数和(自身を含む): 17826984

約数和(自身を除く): 10345304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 2281, 3280, 4562, 9124, 11405, 18248, 22810, 36496, 45620, 91240, 93521, 182480, 187042, 374084, 467605, 748168, 935210, 1496336, 1870420, 3740840, 7481680]

約数ペア:

[(1, 7481680), (2, 3740840), (4, 1870420), (5, 1496336), (8, 935210), (10, 748168), (16, 467605), (20, 374084), (40, 187042), (41, 182480), (80, 93521), (82, 91240), (164, 45620), (205, 36496), (328, 22810), (410, 18248), (656, 11405), (820, 9124), (1640, 4562), (2281, 3280)]