100803220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{720023}}^1$

素因数の和:720039

約数の個数: 24

約数和(自身を含む): 241928064

約数和(自身を除く): 141124844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 720023, 1440046, 2880092, 3600115, 5040161, 7200230, 10080322, 14400460, 20160644, 25200805, 50401610, 100803220]

約数ペア:

[(1, 100803220), (2, 50401610), (4, 25200805), (5, 20160644), (7, 14400460), (10, 10080322), (14, 7200230), (20, 5040161), (28, 3600115), (35, 2880092), (70, 1440046), (140, 720023)]