7240820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7703}}^1$

素因数の和:7759

約数の個数: 24

約数和(自身を含む): 15531264

約数和(自身を除く): 8290444

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 7703, 15406, 30812, 38515, 77030, 154060, 362041, 724082, 1448164, 1810205, 3620410, 7240820]

約数ペア:

[(1, 7240820), (2, 3620410), (4, 1810205), (5, 1448164), (10, 724082), (20, 362041), (47, 154060), (94, 77030), (188, 38515), (235, 30812), (470, 15406), (940, 7703)]