28441670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1399}}^1$

素因数の和:1532

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 25990330

約数列:

[1, 2, 5, 10, 19, 38, 95, 107, 190, 214, 535, 1070, 1399, 2033, 2798, 4066, 6995, 10165, 13990, 20330, 26581, 53162, 132905, 149693, 265810, 299386, 748465, 1496930, 2844167, 5688334, 14220835, 28441670]

約数ペア:

[(1, 28441670), (2, 14220835), (5, 5688334), (10, 2844167), (19, 1496930), (38, 748465), (95, 299386), (107, 265810), (190, 149693), (214, 132905), (535, 53162), (1070, 26581), (1399, 20330), (2033, 13990), (2798, 10165), (4066, 6995)]