4980680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3037}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 11483640

約数和(自身を除く): 6502960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3037, 6074, 12148, 15185, 24296, 30370, 60740, 121480, 124517, 249034, 498068, 622585, 996136, 1245170, 2490340, 4980680]

約数ペア:

[(1, 4980680), (2, 2490340), (4, 1245170), (5, 996136), (8, 622585), (10, 498068), (20, 249034), (40, 124517), (41, 121480), (82, 60740), (164, 30370), (205, 24296), (328, 15185), (410, 12148), (820, 6074), (1640, 3037)]