220192040

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{11941}}^1$

素因数の和:12413

約数の個数: 32

約数和(自身を含む): 496548360

約数和(自身を除く): 276356320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3688, 4610, 9220, 11941, 18440, 23882, 47764, 59705, 95528, 119410, 238820, 477640, 5504801, 11009602, 22019204, 27524005, 44038408, 55048010, 110096020, 220192040]

約数ペア:

[(1, 220192040), (2, 110096020), (4, 55048010), (5, 44038408), (8, 27524005), (10, 22019204), (20, 11009602), (40, 5504801), (461, 477640), (922, 238820), (1844, 119410), (2305, 95528), (3688, 59705), (4610, 47764), (9220, 23882), (11941, 18440)]