20182280

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6079}}^1$

素因数の和:6173

約数の個数: 32

約数和(自身を含む): 45964800

約数和(自身を除く): 25782520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 6079, 12158, 24316, 30395, 48632, 60790, 121580, 243160, 504557, 1009114, 2018228, 2522785, 4036456, 5045570, 10091140, 20182280]

約数ペア:

[(1, 20182280), (2, 10091140), (4, 5045570), (5, 4036456), (8, 2522785), (10, 2018228), (20, 1009114), (40, 504557), (83, 243160), (166, 121580), (332, 60790), (415, 48632), (664, 30395), (830, 24316), (1660, 12158), (3320, 6079)]