24720140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65053}}^1$

素因数の和:65081

約数の個数: 24

約数和(自身を含む): 54645360

約数和(自身を除く): 29925220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 65053, 130106, 260212, 325265, 650530, 1236007, 1301060, 2472014, 4944028, 6180035, 12360070, 24720140]

約数ペア:

[(1, 24720140), (2, 12360070), (4, 6180035), (5, 4944028), (10, 2472014), (19, 1301060), (20, 1236007), (38, 650530), (76, 325265), (95, 260212), (190, 130106), (380, 65053)]