4247260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11177}}^1$

素因数の和:11205

約数の個数: 24

約数和(自身を含む): 9389520

約数和(自身を除く): 5142260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 11177, 22354, 44708, 55885, 111770, 212363, 223540, 424726, 849452, 1061815, 2123630, 4247260]

約数ペア:

[(1, 4247260), (2, 2123630), (4, 1061815), (5, 849452), (10, 424726), (19, 223540), (20, 212363), (38, 111770), (76, 55885), (95, 44708), (190, 22354), (380, 11177)]