9494990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 17867520

約数和(自身を除く): 8372530

約数列:

[1, 2, 5, 10, 31, 62, 109, 155, 218, 281, 310, 545, 562, 1090, 1405, 2810, 3379, 6758, 8711, 16895, 17422, 30629, 33790, 43555, 61258, 87110, 153145, 306290, 949499, 1898998, 4747495, 9494990]

約数ペア:

[(1, 9494990), (2, 4747495), (5, 1898998), (10, 949499), (31, 306290), (62, 153145), (109, 87110), (155, 61258), (218, 43555), (281, 33790), (310, 30629), (545, 17422), (562, 16895), (1090, 8711), (1405, 6758), (2810, 3379)]