56418040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{201493}}^1$

素因数の和:201511

約数の個数: 32

約数和(自身を含む): 145075680

約数和(自身を除く): 88657640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 201493, 402986, 805972, 1007465, 1410451, 1611944, 2014930, 2820902, 4029860, 5641804, 7052255, 8059720, 11283608, 14104510, 28209020, 56418040]

約数ペア:

[(1, 56418040), (2, 28209020), (4, 14104510), (5, 11283608), (7, 8059720), (8, 7052255), (10, 5641804), (14, 4029860), (20, 2820902), (28, 2014930), (35, 1611944), (40, 1410451), (56, 1007465), (70, 805972), (140, 402986), (280, 201493)]