20145050

素因数分解:

$2^1\times 5^2\times {\mathrm{617}}^1\times {\mathrm{653}}^1$

素因数の和:1282

約数の個数: 24

約数和(自身を含む): 37587996

約数和(自身を除く): 17442946

約数列:

[1, 2, 5, 10, 25, 50, 617, 653, 1234, 1306, 3085, 3265, 6170, 6530, 15425, 16325, 30850, 32650, 402901, 805802, 2014505, 4029010, 10072525, 20145050]

約数ペア:

[(1, 20145050), (2, 10072525), (5, 4029010), (10, 2014505), (25, 805802), (50, 402901), (617, 32650), (653, 30850), (1234, 16325), (1306, 15425), (3085, 6530), (3265, 6170)]