2898260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 6652800

約数和(自身を除く): 3754540

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 263, 290, 380, 526, 551, 580, 1052, 1102, 1315, 2204, 2630, 2755, 4997, 5260, 5510, 7627, 9994, 11020, 15254, 19988, 24985, 30508, 38135, 49970, 76270, 99940, 144913, 152540, 289826, 579652, 724565, 1449130, 2898260]

約数ペア:

[(1, 2898260), (2, 1449130), (4, 724565), (5, 579652), (10, 289826), (19, 152540), (20, 144913), (29, 99940), (38, 76270), (58, 49970), (76, 38135), (95, 30508), (116, 24985), (145, 19988), (190, 15254), (263, 11020), (290, 9994), (380, 7627), (526, 5510), (551, 5260), (580, 4997), (1052, 2755), (1102, 2630), (1315, 2204)]