7127720

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2441}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 16263720

約数和(自身を除く): 9136000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2441, 2920, 4882, 9764, 12205, 19528, 24410, 48820, 97640, 178193, 356386, 712772, 890965, 1425544, 1781930, 3563860, 7127720]

約数ペア:

[(1, 7127720), (2, 3563860), (4, 1781930), (5, 1425544), (8, 890965), (10, 712772), (20, 356386), (40, 178193), (73, 97640), (146, 48820), (292, 24410), (365, 19528), (584, 12205), (730, 9764), (1460, 4882), (2441, 2920)]