4778540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18379}}^1$

素因数の和:18401

約数の個数: 24

約数和(自身を含む): 10807440

約数和(自身を除く): 6028900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 18379, 36758, 73516, 91895, 183790, 238927, 367580, 477854, 955708, 1194635, 2389270, 4778540]

約数ペア:

[(1, 4778540), (2, 2389270), (4, 1194635), (5, 955708), (10, 477854), (13, 367580), (20, 238927), (26, 183790), (52, 91895), (65, 73516), (130, 36758), (260, 18379)]