18402080

素因数分解:

$2^5\times 5^1\times {\mathrm{115013}}^1$

素因数の和:115028

約数の個数: 24

約数和(自身を含む): 43475292

約数和(自身を除く): 25073212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 115013, 230026, 460052, 575065, 920104, 1150130, 1840208, 2300260, 3680416, 4600520, 9201040, 18402080]

約数ペア:

[(1, 18402080), (2, 9201040), (4, 4600520), (5, 3680416), (8, 2300260), (10, 1840208), (16, 1150130), (20, 920104), (32, 575065), (40, 460052), (80, 230026), (160, 115013)]