31576620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12239}}^1$

素因数の和:12294

約数の個数: 48

約数和(自身を含む): 90478080

約数和(自身を除く): 58901460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 12239, 24478, 36717, 48956, 61195, 73434, 122390, 146868, 183585, 244780, 367170, 526277, 734340, 1052554, 1578831, 2105108, 2631385, 3157662, 5262770, 6315324, 7894155, 10525540, 15788310, 31576620]

約数ペア:

[(1, 31576620), (2, 15788310), (3, 10525540), (4, 7894155), (5, 6315324), (6, 5262770), (10, 3157662), (12, 2631385), (15, 2105108), (20, 1578831), (30, 1052554), (43, 734340), (60, 526277), (86, 367170), (129, 244780), (172, 183585), (215, 146868), (258, 122390), (430, 73434), (516, 61195), (645, 48956), (860, 36717), (1290, 24478), (2580, 12239)]