1640984

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{5003}}^1$

素因数の和:5050

約数の個数: 16

約数和(自身を含む): 3152520

約数和(自身を除く): 1511536

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 5003, 10006, 20012, 40024, 205123, 410246, 820492, 1640984]

約数ペア:

[(1, 1640984), (2, 820492), (4, 410246), (8, 205123), (41, 40024), (82, 20012), (164, 10006), (328, 5003)]