40476760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 94517280

約数和(自身を除く): 54040520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 172, 202, 215, 233, 344, 404, 430, 466, 505, 808, 860, 932, 1010, 1165, 1720, 1864, 2020, 2330, 4040, 4343, 4660, 8686, 9320, 10019, 17372, 20038, 21715, 23533, 34744, 40076, 43430, 47066, 50095, 80152, 86860, 94132, 100190, 117665, 173720, 188264, 200380, 235330, 400760, 470660, 941320, 1011919, 2023838, 4047676, 5059595, 8095352, 10119190, 20238380, 40476760]

約数ペア:

[(1, 40476760), (2, 20238380), (4, 10119190), (5, 8095352), (8, 5059595), (10, 4047676), (20, 2023838), (40, 1011919), (43, 941320), (86, 470660), (101, 400760), (172, 235330), (202, 200380), (215, 188264), (233, 173720), (344, 117665), (404, 100190), (430, 94132), (466, 86860), (505, 80152), (808, 50095), (860, 47066), (932, 43430), (1010, 40076), (1165, 34744), (1720, 23533), (1864, 21715), (2020, 20038), (2330, 17372), (4040, 10019), (4343, 9320), (4660, 8686)]