2424140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 5176752

約数和(自身を除く): 2752612

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1987, 3974, 7948, 9935, 19870, 39740, 121207, 242414, 484828, 606035, 1212070, 2424140]

約数ペア:

[(1, 2424140), (2, 1212070), (4, 606035), (5, 484828), (10, 242414), (20, 121207), (61, 39740), (122, 19870), (244, 9935), (305, 7948), (610, 3974), (1220, 1987)]