61330640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109519}}^1$

素因数の和:109539

約数の個数: 40

約数和(自身を含む): 162965760

約数和(自身を除く): 101635120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 109519, 219038, 438076, 547595, 766633, 876152, 1095190, 1533266, 1752304, 2190380, 3066532, 3833165, 4380760, 6133064, 7666330, 8761520, 12266128, 15332660, 30665320, 61330640]

約数ペア:

[(1, 61330640), (2, 30665320), (4, 15332660), (5, 12266128), (7, 8761520), (8, 7666330), (10, 6133064), (14, 4380760), (16, 3833165), (20, 3066532), (28, 2190380), (35, 1752304), (40, 1533266), (56, 1095190), (70, 876152), (80, 766633), (112, 547595), (140, 438076), (280, 219038), (560, 109519)]