639164060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1102007}}^1$

素因数の和:1102045

約数の個数: 24

約数和(自身を含む): 1388530080

約数和(自身を除く): 749366020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1102007, 2204014, 4408028, 5510035, 11020070, 22040140, 31958203, 63916406, 127832812, 159791015, 319582030, 639164060]

約数ペア:

[(1, 639164060), (2, 319582030), (4, 159791015), (5, 127832812), (10, 63916406), (20, 31958203), (29, 22040140), (58, 11020070), (116, 5510035), (145, 4408028), (290, 2204014), (580, 1102007)]