21794160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1366

約数の個数: 80

約数和(自身を含む): 68567040

約数和(自身を除く): 46772880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1279, 1420, 1704, 2130, 2558, 2840, 3408, 3837, 4260, 5116, 5680, 6395, 7674, 8520, 10232, 12790, 15348, 17040, 19185, 20464, 25580, 30696, 38370, 51160, 61392, 76740, 90809, 102320, 153480, 181618, 272427, 306960, 363236, 454045, 544854, 726472, 908090, 1089708, 1362135, 1452944, 1816180, 2179416, 2724270, 3632360, 4358832, 5448540, 7264720, 10897080, 21794160]

約数ペア:

[(1, 21794160), (2, 10897080), (3, 7264720), (4, 5448540), (5, 4358832), (6, 3632360), (8, 2724270), (10, 2179416), (12, 1816180), (15, 1452944), (16, 1362135), (20, 1089708), (24, 908090), (30, 726472), (40, 544854), (48, 454045), (60, 363236), (71, 306960), (80, 272427), (120, 181618), (142, 153480), (213, 102320), (240, 90809), (284, 76740), (355, 61392), (426, 51160), (568, 38370), (710, 30696), (852, 25580), (1065, 20464), (1136, 19185), (1279, 17040), (1420, 15348), (1704, 12790), (2130, 10232), (2558, 8520), (2840, 7674), (3408, 6395), (3837, 5680), (4260, 5116)]