20842260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{617}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 58556736

約数和(自身を除く): 37714476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 563, 617, 1126, 1234, 1689, 1851, 2252, 2468, 2815, 3085, 3378, 3702, 5630, 6170, 6756, 7404, 8445, 9255, 11260, 12340, 16890, 18510, 33780, 37020, 347371, 694742, 1042113, 1389484, 1736855, 2084226, 3473710, 4168452, 5210565, 6947420, 10421130, 20842260]

約数ペア:

[(1, 20842260), (2, 10421130), (3, 6947420), (4, 5210565), (5, 4168452), (6, 3473710), (10, 2084226), (12, 1736855), (15, 1389484), (20, 1042113), (30, 694742), (60, 347371), (563, 37020), (617, 33780), (1126, 18510), (1234, 16890), (1689, 12340), (1851, 11260), (2252, 9255), (2468, 8445), (2815, 7404), (3085, 6756), (3378, 6170), (3702, 5630)]