20056150

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{4507}}^1$

素因数の和:4608

約数の個数: 24

約数和(自身を含む): 37731960

約数和(自身を除く): 17675810

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 4507, 9014, 22535, 45070, 112675, 225350, 401123, 802246, 2005615, 4011230, 10028075, 20056150]

約数ペア:

[(1, 20056150), (2, 10028075), (5, 4011230), (10, 2005615), (25, 802246), (50, 401123), (89, 225350), (178, 112675), (445, 45070), (890, 22535), (2225, 9014), (4450, 4507)]