7344280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2063}}^1$

素因数の和:2163

約数の個数: 32

約数和(自身を含む): 16718400

約数和(自身を除く): 9374120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2063, 3560, 4126, 8252, 10315, 16504, 20630, 41260, 82520, 183607, 367214, 734428, 918035, 1468856, 1836070, 3672140, 7344280]

約数ペア:

[(1, 7344280), (2, 3672140), (4, 1836070), (5, 1468856), (8, 918035), (10, 734428), (20, 367214), (40, 183607), (89, 82520), (178, 41260), (356, 20630), (445, 16504), (712, 10315), (890, 8252), (1780, 4126), (2063, 3560)]