378291201040

素因数分解:

$2^4\times 5^1\times {\mathrm{4728640013}}^1$

素因数の和:4728640026

約数の個数: 20

約数和(自身を含む): 879527042604

約数和(自身を除く): 501235841564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4728640013, 9457280026, 18914560052, 23643200065, 37829120104, 47286400130, 75658240208, 94572800260, 189145600520, 378291201040]

約数ペア:

[(1, 378291201040), (2, 189145600520), (4, 94572800260), (5, 75658240208), (8, 47286400130), (10, 37829120104), (16, 23643200065), (20, 18914560052), (40, 9457280026), (80, 4728640013)]