64624420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461603}}^1$

素因数の和:461619

約数の個数: 24

約数和(自身を含む): 155098944

約数和(自身を除く): 90474524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461603, 923206, 1846412, 2308015, 3231221, 4616030, 6462442, 9232060, 12924884, 16156105, 32312210, 64624420]

約数ペア:

[(1, 64624420), (2, 32312210), (4, 16156105), (5, 12924884), (7, 9232060), (10, 6462442), (14, 4616030), (20, 3231221), (28, 2308015), (35, 1846412), (70, 923206), (140, 461603)]