105444440

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{5179}}^1$

素因数の和:5699

約数の個数: 32

約数和(自身を含む): 237762000

約数和(自身を除く): 132317560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 5179, 10180, 10358, 20360, 20716, 25895, 41432, 51790, 103580, 207160, 2636111, 5272222, 10544444, 13180555, 21088888, 26361110, 52722220, 105444440]

約数ペア:

[(1, 105444440), (2, 52722220), (4, 26361110), (5, 21088888), (8, 13180555), (10, 10544444), (20, 5272222), (40, 2636111), (509, 207160), (1018, 103580), (2036, 51790), (2545, 41432), (4072, 25895), (5090, 20716), (5179, 20360), (10180, 10358)]