2479740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1117}}^1$

素因数の和:1166

約数の個数: 48

約数和(自身を含む): 7137312

約数和(自身を除く): 4657572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1117, 2220, 2234, 3351, 4468, 5585, 6702, 11170, 13404, 16755, 22340, 33510, 41329, 67020, 82658, 123987, 165316, 206645, 247974, 413290, 495948, 619935, 826580, 1239870, 2479740]

約数ペア:

[(1, 2479740), (2, 1239870), (3, 826580), (4, 619935), (5, 495948), (6, 413290), (10, 247974), (12, 206645), (15, 165316), (20, 123987), (30, 82658), (37, 67020), (60, 41329), (74, 33510), (111, 22340), (148, 16755), (185, 13404), (222, 11170), (370, 6702), (444, 5585), (555, 4468), (740, 3351), (1110, 2234), (1117, 2220)]