5218040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1787}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 11908080

約数和(自身を除く): 6690040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 1787, 2920, 3574, 7148, 8935, 14296, 17870, 35740, 71480, 130451, 260902, 521804, 652255, 1043608, 1304510, 2609020, 5218040]

約数ペア:

[(1, 5218040), (2, 2609020), (4, 1304510), (5, 1043608), (8, 652255), (10, 521804), (20, 260902), (40, 130451), (73, 71480), (146, 35740), (292, 17870), (365, 14296), (584, 8935), (730, 7148), (1460, 3574), (1787, 2920)]