19948080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83117}}^1$

素因数の和:83133

約数の個数: 40

約数和(自身を含む): 61839792

約数和(自身を除く): 41891712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83117, 166234, 249351, 332468, 415585, 498702, 664936, 831170, 997404, 1246755, 1329872, 1662340, 1994808, 2493510, 3324680, 3989616, 4987020, 6649360, 9974040, 19948080]

約数ペア:

[(1, 19948080), (2, 9974040), (3, 6649360), (4, 4987020), (5, 3989616), (6, 3324680), (8, 2493510), (10, 1994808), (12, 1662340), (15, 1329872), (16, 1246755), (20, 997404), (24, 831170), (30, 664936), (40, 498702), (48, 415585), (60, 332468), (80, 249351), (120, 166234), (240, 83117)]