28011660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4813}}^1$

素因数の和:4922

約数の個数: 48

約数和(自身を含む): 79257696

約数和(自身を除く): 51246036

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, 2910, 4813, 5820, 9626, 14439, 19252, 24065, 28878, 48130, 57756, 72195, 96260, 144390, 288780, 466861, 933722, 1400583, 1867444, 2334305, 2801166, 4668610, 5602332, 7002915, 9337220, 14005830, 28011660]

約数ペア:

[(1, 28011660), (2, 14005830), (3, 9337220), (4, 7002915), (5, 5602332), (6, 4668610), (10, 2801166), (12, 2334305), (15, 1867444), (20, 1400583), (30, 933722), (60, 466861), (97, 288780), (194, 144390), (291, 96260), (388, 72195), (485, 57756), (582, 48130), (970, 28878), (1164, 24065), (1455, 19252), (1940, 14439), (2910, 9626), (4813, 5820)]