40104560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12227}}^1$

素因数の和:12281

約数の個数: 40

約数和(自身を含む): 95525136

約数和(自身を除く): 55420576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12227, 24454, 48908, 61135, 97816, 122270, 195632, 244540, 489080, 501307, 978160, 1002614, 2005228, 2506535, 4010456, 5013070, 8020912, 10026140, 20052280, 40104560]

約数ペア:

[(1, 40104560), (2, 20052280), (4, 10026140), (5, 8020912), (8, 5013070), (10, 4010456), (16, 2506535), (20, 2005228), (40, 1002614), (41, 978160), (80, 501307), (82, 489080), (164, 244540), (205, 195632), (328, 122270), (410, 97816), (656, 61135), (820, 48908), (1640, 24454), (3280, 12227)]