12449240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7591}}^1$

素因数の和:7643

約数の個数: 32

約数和(自身を含む): 28697760

約数和(自身を除く): 16248520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7591, 15182, 30364, 37955, 60728, 75910, 151820, 303640, 311231, 622462, 1244924, 1556155, 2489848, 3112310, 6224620, 12449240]

約数ペア:

[(1, 12449240), (2, 6224620), (4, 3112310), (5, 2489848), (8, 1556155), (10, 1244924), (20, 622462), (40, 311231), (41, 303640), (82, 151820), (164, 75910), (205, 60728), (328, 37955), (410, 30364), (820, 15182), (1640, 7591)]