20540460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{342341}}^1$

素因数の和:342353

約数の個数: 24

約数和(自身を含む): 57513456

約数和(自身を除く): 36972996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 342341, 684682, 1027023, 1369364, 1711705, 2054046, 3423410, 4108092, 5135115, 6846820, 10270230, 20540460]

約数ペア:

[(1, 20540460), (2, 10270230), (3, 6846820), (4, 5135115), (5, 4108092), (6, 3423410), (10, 2054046), (12, 1711705), (15, 1369364), (20, 1027023), (30, 684682), (60, 342341)]