20792006140

素因数分解:

$2^2\times 5^1\times {\mathrm{7681}}^1\times {\mathrm{135347}}^1$

素因数の和:143037

約数の個数: 24

約数和(自身を含む): 43669220112

約数和(自身を除く): 22877213972

約数列:

[1, 2, 4, 5, 10, 20, 7681, 15362, 30724, 38405, 76810, 135347, 153620, 270694, 541388, 676735, 1353470, 2706940, 1039600307, 2079200614, 4158401228, 5198001535, 10396003070, 20792006140]

約数ペア:

[(1, 20792006140), (2, 10396003070), (4, 5198001535), (5, 4158401228), (10, 2079200614), (20, 1039600307), (7681, 2706940), (15362, 1353470), (30724, 676735), (38405, 541388), (76810, 270694), (135347, 153620)]