16140820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1637}}^1$

素因数の和:1692

約数の個数: 48

約数和(自身を含む): 37149840

約数和(自身を除く): 21009020

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1637, 1972, 2465, 3274, 4930, 6548, 8185, 9860, 16370, 27829, 32740, 47473, 55658, 94946, 111316, 139145, 189892, 237365, 278290, 474730, 556580, 807041, 949460, 1614082, 3228164, 4035205, 8070410, 16140820]

約数ペア:

[(1, 16140820), (2, 8070410), (4, 4035205), (5, 3228164), (10, 1614082), (17, 949460), (20, 807041), (29, 556580), (34, 474730), (58, 278290), (68, 237365), (85, 189892), (116, 139145), (145, 111316), (170, 94946), (290, 55658), (340, 47473), (493, 32740), (580, 27829), (986, 16370), (1637, 9860), (1972, 8185), (2465, 6548), (3274, 4930)]