13272080

素因数分解:

$2^4\times 5^1\times {\mathrm{165901}}^1$

素因数の和:165914

約数の個数: 20

約数和(自身を含む): 30857772

約数和(自身を除く): 17585692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 165901, 331802, 663604, 829505, 1327208, 1659010, 2654416, 3318020, 6636040, 13272080]

約数ペア:

[(1, 13272080), (2, 6636040), (4, 3318020), (5, 2654416), (8, 1659010), (10, 1327208), (16, 829505), (20, 663604), (40, 331802), (80, 165901)]