201768020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{121547}}^1$

素因数の和:121639

約数の個数: 24

約数和(自身を含む): 428821344

約数和(自身を除く): 227053324

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 121547, 243094, 486188, 607735, 1215470, 2430940, 10088401, 20176802, 40353604, 50442005, 100884010, 201768020]

約数ペア:

[(1, 201768020), (2, 100884010), (4, 50442005), (5, 40353604), (10, 20176802), (20, 10088401), (83, 2430940), (166, 1215470), (332, 607735), (415, 486188), (830, 243094), (1660, 121547)]