30265940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{15601}}^1$

素因数の和:15707

約数の個数: 24

約数和(自身を含む): 64217832

約数和(自身を除く): 33951892

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 15601, 31202, 62404, 78005, 156010, 312020, 1513297, 3026594, 6053188, 7566485, 15132970, 30265940]

約数ペア:

[(1, 30265940), (2, 15132970), (4, 7566485), (5, 6053188), (10, 3026594), (20, 1513297), (97, 312020), (194, 156010), (388, 78005), (485, 62404), (970, 31202), (1940, 15601)]