61856720

素因数分解:

$2^4\times 5^1\times {\mathrm{773209}}^1$

素因数の和:773222

約数の個数: 20

約数和(自身を含む): 143817060

約数和(自身を除く): 81960340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 773209, 1546418, 3092836, 3866045, 6185672, 7732090, 12371344, 15464180, 30928360, 61856720]

約数ペア:

[(1, 61856720), (2, 30928360), (4, 15464180), (5, 12371344), (8, 7732090), (10, 6185672), (16, 3866045), (20, 3092836), (40, 1546418), (80, 773209)]