12130220

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{983}}^1$

素因数の和:1609

約数の個数: 24

約数和(自身を含む): 25540704

約数和(自身を除く): 13410484

約数列:

[1, 2, 4, 5, 10, 20, 617, 983, 1234, 1966, 2468, 3085, 3932, 4915, 6170, 9830, 12340, 19660, 606511, 1213022, 2426044, 3032555, 6065110, 12130220]

約数ペア:

[(1, 12130220), (2, 6065110), (4, 3032555), (5, 2426044), (10, 1213022), (20, 606511), (617, 19660), (983, 12340), (1234, 9830), (1966, 6170), (2468, 4915), (3085, 3932)]