61675540

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{2143}}^1$

素因数の和:3591

約数の個数: 24

約数和(自身を含む): 129669120

約数和(自身を除く): 67993580

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2143, 2878, 4286, 5756, 7195, 8572, 10715, 14390, 21430, 28780, 42860, 3083777, 6167554, 12335108, 15418885, 30837770, 61675540]

約数ペア:

[(1, 61675540), (2, 30837770), (4, 15418885), (5, 12335108), (10, 6167554), (20, 3083777), (1439, 42860), (2143, 28780), (2878, 21430), (4286, 14390), (5756, 10715), (7195, 8572)]