3954040

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2411}}^1$

素因数の和:2463

約数の個数: 32

約数和(自身を含む): 9117360

約数和(自身を除く): 5163320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 2411, 4822, 9644, 12055, 19288, 24110, 48220, 96440, 98851, 197702, 395404, 494255, 790808, 988510, 1977020, 3954040]

約数ペア:

[(1, 3954040), (2, 1977020), (4, 988510), (5, 790808), (8, 494255), (10, 395404), (20, 197702), (40, 98851), (41, 96440), (82, 48220), (164, 24110), (205, 19288), (328, 12055), (410, 9644), (820, 4822), (1640, 2411)]