12412280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5087}}^1$

素因数の和:5159

約数の個数: 32

約数和(自身を含む): 28391040

約数和(自身を除く): 15978760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5087, 10174, 20348, 25435, 40696, 50870, 101740, 203480, 310307, 620614, 1241228, 1551535, 2482456, 3103070, 6206140, 12412280]

約数ペア:

[(1, 12412280), (2, 6206140), (4, 3103070), (5, 2482456), (8, 1551535), (10, 1241228), (20, 620614), (40, 310307), (61, 203480), (122, 101740), (244, 50870), (305, 40696), (488, 25435), (610, 20348), (1220, 10174), (2440, 5087)]