4820140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18539}}^1$

素因数の和:18561

約数の個数: 24

約数和(自身を含む): 10901520

約数和(自身を除く): 6081380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 18539, 37078, 74156, 92695, 185390, 241007, 370780, 482014, 964028, 1205035, 2410070, 4820140]

約数ペア:

[(1, 4820140), (2, 2410070), (4, 1205035), (5, 964028), (10, 482014), (13, 370780), (20, 241007), (26, 185390), (52, 92695), (65, 74156), (130, 37078), (260, 18539)]