123399140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{587}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 271458432

約数和(自身を除く): 148059292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 457, 460, 587, 914, 1174, 1828, 2285, 2348, 2935, 4570, 5870, 9140, 10511, 11740, 13501, 21022, 27002, 42044, 52555, 54004, 67505, 105110, 135010, 210220, 268259, 270020, 536518, 1073036, 1341295, 2682590, 5365180, 6169957, 12339914, 24679828, 30849785, 61699570, 123399140]

約数ペア:

[(1, 123399140), (2, 61699570), (4, 30849785), (5, 24679828), (10, 12339914), (20, 6169957), (23, 5365180), (46, 2682590), (92, 1341295), (115, 1073036), (230, 536518), (457, 270020), (460, 268259), (587, 210220), (914, 135010), (1174, 105110), (1828, 67505), (2285, 54004), (2348, 52555), (2935, 42044), (4570, 27002), (5870, 21022), (9140, 13501), (10511, 11740)]