32520080

素因数分解:

$2^4\times 5^1\times {\mathrm{406501}}^1$

素因数の和:406514

約数の個数: 20

約数和(自身を含む): 75609372

約数和(自身を除く): 43089292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 406501, 813002, 1626004, 2032505, 3252008, 4065010, 6504016, 8130020, 16260040, 32520080]

約数ペア:

[(1, 32520080), (2, 16260040), (4, 8130020), (5, 6504016), (8, 4065010), (10, 3252008), (16, 2032505), (20, 1626004), (40, 813002), (80, 406501)]