66662540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{68023}}^1$

素因数の和:68046

約数の個数: 36

約数和(自身を含む): 162849456

約数和(自身を除く): 96186916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 68023, 136046, 272092, 340115, 476161, 680230, 952322, 1360460, 1904644, 2380805, 3333127, 4761610, 6666254, 9523220, 13332508, 16665635, 33331270, 66662540]

約数ペア:

[(1, 66662540), (2, 33331270), (4, 16665635), (5, 13332508), (7, 9523220), (10, 6666254), (14, 4761610), (20, 3333127), (28, 2380805), (35, 1904644), (49, 1360460), (70, 952322), (98, 680230), (140, 476161), (196, 340115), (245, 272092), (490, 136046), (980, 68023)]