40025740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15277}}^1$

素因数の和:15417

約数の個数: 24

約数和(自身を含む): 84701232

約数和(自身を除く): 44675492

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 15277, 30554, 61108, 76385, 152770, 305540, 2001287, 4002574, 8005148, 10006435, 20012870, 40025740]

約数ペア:

[(1, 40025740), (2, 20012870), (4, 10006435), (5, 8005148), (10, 4002574), (20, 2001287), (131, 305540), (262, 152770), (524, 76385), (655, 61108), (1310, 30554), (2620, 15277)]