31153730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7129}}^1$

素因数の和:7178

約数の個数: 32

約数和(自身を含む): 61603200

約数和(自身を除く): 30449470

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 7129, 14258, 35645, 71290, 135451, 163967, 270902, 327934, 677255, 819835, 1354510, 1639670, 3115373, 6230746, 15576865, 31153730]

約数ペア:

[(1, 31153730), (2, 15576865), (5, 6230746), (10, 3115373), (19, 1639670), (23, 1354510), (38, 819835), (46, 677255), (95, 327934), (115, 270902), (190, 163967), (230, 135451), (437, 71290), (874, 35645), (2185, 14258), (4370, 7129)]