239843740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{673}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 512261568

約数和(自身を除く): 272417828

約数列:

[1, 2, 4, 5, 10, 20, 103, 173, 206, 346, 412, 515, 673, 692, 865, 1030, 1346, 1730, 2060, 2692, 3365, 3460, 6730, 13460, 17819, 35638, 69319, 71276, 89095, 116429, 138638, 178190, 232858, 277276, 346595, 356380, 465716, 582145, 693190, 1164290, 1386380, 2328580, 11992187, 23984374, 47968748, 59960935, 119921870, 239843740]

約数ペア:

[(1, 239843740), (2, 119921870), (4, 59960935), (5, 47968748), (10, 23984374), (20, 11992187), (103, 2328580), (173, 1386380), (206, 1164290), (346, 693190), (412, 582145), (515, 465716), (673, 356380), (692, 346595), (865, 277276), (1030, 232858), (1346, 178190), (1730, 138638), (2060, 116429), (2692, 89095), (3365, 71276), (3460, 69319), (6730, 35638), (13460, 17819)]