12402420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2131}}^1$

素因数の和:2240

約数の個数: 48

約数和(自身を含む): 35101248

約数和(自身を除く): 22698828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2131, 2910, 4262, 5820, 6393, 8524, 10655, 12786, 21310, 25572, 31965, 42620, 63930, 127860, 206707, 413414, 620121, 826828, 1033535, 1240242, 2067070, 2480484, 3100605, 4134140, 6201210, 12402420]

約数ペア:

[(1, 12402420), (2, 6201210), (3, 4134140), (4, 3100605), (5, 2480484), (6, 2067070), (10, 1240242), (12, 1033535), (15, 826828), (20, 620121), (30, 413414), (60, 206707), (97, 127860), (194, 63930), (291, 42620), (388, 31965), (485, 25572), (582, 21310), (970, 12786), (1164, 10655), (1455, 8524), (1940, 6393), (2131, 5820), (2910, 4262)]