123449660

素因数分解:

$2^2\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{3167}}^1$

素因数の和:5125

約数の個数: 24

約数和(自身を含む): 259459200

約数和(自身を除く): 136009540

約数列:

[1, 2, 4, 5, 10, 20, 1949, 3167, 3898, 6334, 7796, 9745, 12668, 15835, 19490, 31670, 38980, 63340, 6172483, 12344966, 24689932, 30862415, 61724830, 123449660]

約数ペア:

[(1, 123449660), (2, 61724830), (4, 30862415), (5, 24689932), (10, 12344966), (20, 6172483), (1949, 63340), (3167, 38980), (3898, 31670), (6334, 19490), (7796, 15835), (9745, 12668)]