40498990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{82651}}^1$

素因数の和:82672

約数の個数: 24

約数和(自身を含む): 84800952

約数和(自身を除く): 44301962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 82651, 165302, 413255, 578557, 826510, 1157114, 2892785, 4049899, 5785570, 8099798, 20249495, 40498990]

約数ペア:

[(1, 40498990), (2, 20249495), (5, 8099798), (7, 5785570), (10, 4049899), (14, 2892785), (35, 1157114), (49, 826510), (70, 578557), (98, 413255), (245, 165302), (490, 82651)]