395812570

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{4139}}^1$

素因数の和:4350

約数の個数: 32

約数和(自身を含む): 727911360

約数和(自身を除く): 332098790

約数列:

[1, 2, 5, 10, 73, 131, 146, 262, 365, 655, 730, 1310, 4139, 8278, 9563, 19126, 20695, 41390, 47815, 95630, 302147, 542209, 604294, 1084418, 1510735, 2711045, 3021470, 5422090, 39581257, 79162514, 197906285, 395812570]

約数ペア:

[(1, 395812570), (2, 197906285), (5, 79162514), (10, 39581257), (73, 5422090), (131, 3021470), (146, 2711045), (262, 1510735), (365, 1084418), (655, 604294), (730, 542209), (1310, 302147), (4139, 95630), (8278, 47815), (9563, 41390), (19126, 20695)]