621124420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{4436603}}^1$

素因数の和:4436619

約数の個数: 24

約数和(自身を含む): 1490698944

約数和(自身を除く): 869574524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 4436603, 8873206, 17746412, 22183015, 31056221, 44366030, 62112442, 88732060, 124224884, 155281105, 310562210, 621124420]

約数ペア:

[(1, 621124420), (2, 310562210), (4, 155281105), (5, 124224884), (7, 88732060), (10, 62112442), (14, 44366030), (20, 31056221), (28, 22183015), (35, 17746412), (70, 8873206), (140, 4436603)]