18080320

素因数分解:

$2^6\times 5^1\times {\mathrm{56501}}^1$

素因数の和:56518

約数の個数: 28

約数和(自身を含む): 43054524

約数和(自身を除く): 24974204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 56501, 113002, 226004, 282505, 452008, 565010, 904016, 1130020, 1808032, 2260040, 3616064, 4520080, 9040160, 18080320]

約数ペア:

[(1, 18080320), (2, 9040160), (4, 4520080), (5, 3616064), (8, 2260040), (10, 1808032), (16, 1130020), (20, 904016), (32, 565010), (40, 452008), (64, 282505), (80, 226004), (160, 113002), (320, 56501)]