118042640

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13537}}^1$

素因数の和:13659

約数の個数: 40

約数和(自身を含む): 276987480

約数和(自身を除く): 158944840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 13537, 27074, 54148, 67685, 108296, 135370, 216592, 270740, 541480, 1082960, 1475533, 2951066, 5902132, 7377665, 11804264, 14755330, 23608528, 29510660, 59021320, 118042640]

約数ペア:

[(1, 118042640), (2, 59021320), (4, 29510660), (5, 23608528), (8, 14755330), (10, 11804264), (16, 7377665), (20, 5902132), (40, 2951066), (80, 1475533), (109, 1082960), (218, 541480), (436, 270740), (545, 216592), (872, 135370), (1090, 108296), (1744, 67685), (2180, 54148), (4360, 27074), (8720, 13537)]