20270260

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12211}}^1$

素因数の和:12303

約数の個数: 24

約数和(自身を含む): 43083936

約数和(自身を除く): 22813676

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 12211, 24422, 48844, 61055, 122110, 244220, 1013513, 2027026, 4054052, 5067565, 10135130, 20270260]

約数ペア:

[(1, 20270260), (2, 10135130), (4, 5067565), (5, 4054052), (10, 2027026), (20, 1013513), (83, 244220), (166, 122110), (332, 61055), (415, 48844), (830, 24422), (1660, 12211)]