20862510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5003}}^1$

素因数の和:5152

約数の個数: 32

約数和(自身を含む): 50440320

約数和(自身を除く): 29577810

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 5003, 10006, 15009, 25015, 30018, 50030, 75045, 150090, 695417, 1390834, 2086251, 3477085, 4172502, 6954170, 10431255, 20862510]

約数ペア:

[(1, 20862510), (2, 10431255), (3, 6954170), (5, 4172502), (6, 3477085), (10, 2086251), (15, 1390834), (30, 695417), (139, 150090), (278, 75045), (417, 50030), (695, 30018), (834, 25015), (1390, 15009), (2085, 10006), (4170, 5003)]