8305040

素因数分解:

$2^4\times 5^1\times {\mathrm{103813}}^1$

素因数の和:103826

約数の個数: 20

約数和(自身を含む): 19309404

約数和(自身を除く): 11004364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103813, 207626, 415252, 519065, 830504, 1038130, 1661008, 2076260, 4152520, 8305040]

約数ペア:

[(1, 8305040), (2, 4152520), (4, 2076260), (5, 1661008), (8, 1038130), (10, 830504), (16, 519065), (20, 415252), (40, 207626), (80, 103813)]