232780

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 497952

約数和(自身を除く): 265172

約数列:

[1, 2, 4, 5, 10, 20, 103, 113, 206, 226, 412, 452, 515, 565, 1030, 1130, 2060, 2260, 11639, 23278, 46556, 58195, 116390, 232780]

約数ペア:

[(1, 232780), (2, 116390), (4, 58195), (5, 46556), (10, 23278), (20, 11639), (103, 2260), (113, 2060), (206, 1130), (226, 1030), (412, 565), (452, 515)]