12031400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1399}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 28644000

約数和(自身を除く): 16612600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1399, 1720, 2150, 2798, 4300, 5596, 6995, 8600, 11192, 13990, 27980, 34975, 55960, 60157, 69950, 120314, 139900, 240628, 279800, 300785, 481256, 601570, 1203140, 1503925, 2406280, 3007850, 6015700, 12031400]

約数ペア:

[(1, 12031400), (2, 6015700), (4, 3007850), (5, 2406280), (8, 1503925), (10, 1203140), (20, 601570), (25, 481256), (40, 300785), (43, 279800), (50, 240628), (86, 139900), (100, 120314), (172, 69950), (200, 60157), (215, 55960), (344, 34975), (430, 27980), (860, 13990), (1075, 11192), (1399, 8600), (1720, 6995), (2150, 5596), (2798, 4300)]