253311310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{19993}}^1$

素因数の和:20188

約数の個数: 32

約数和(自身を含む): 524002752

約数和(自身を除く): 270691442

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1810, 2534, 6335, 12670, 19993, 39986, 99965, 139951, 199930, 279902, 699755, 1399510, 3618733, 7237466, 18093665, 25331131, 36187330, 50662262, 126655655, 253311310]

約数ペア:

[(1, 253311310), (2, 126655655), (5, 50662262), (7, 36187330), (10, 25331131), (14, 18093665), (35, 7237466), (70, 3618733), (181, 1399510), (362, 699755), (905, 279902), (1267, 199930), (1810, 139951), (2534, 99965), (6335, 39986), (12670, 19993)]