139050520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{496609}}^1$

素因数の和:496627

約数の個数: 32

約数和(自身を含む): 357559200

約数和(自身を除く): 218508680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 496609, 993218, 1986436, 2483045, 3476263, 3972872, 4966090, 6952526, 9932180, 13905052, 17381315, 19864360, 27810104, 34762630, 69525260, 139050520]

約数ペア:

[(1, 139050520), (2, 69525260), (4, 34762630), (5, 27810104), (7, 19864360), (8, 17381315), (10, 13905052), (14, 9932180), (20, 6952526), (28, 4966090), (35, 3972872), (40, 3476263), (56, 2483045), (70, 1986436), (140, 993218), (280, 496609)]