207100720

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{12269}}^1$

素因数の和:12493

約数の個数: 40

約数和(自身を含む): 483830640

約数和(自身を除く): 276729920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 8440, 12269, 16880, 24538, 49076, 61345, 98152, 122690, 196304, 245380, 490760, 981520, 2588759, 5177518, 10355036, 12943795, 20710072, 25887590, 41420144, 51775180, 103550360, 207100720]

約数ペア:

[(1, 207100720), (2, 103550360), (4, 51775180), (5, 41420144), (8, 25887590), (10, 20710072), (16, 12943795), (20, 10355036), (40, 5177518), (80, 2588759), (211, 981520), (422, 490760), (844, 245380), (1055, 196304), (1688, 122690), (2110, 98152), (3376, 61345), (4220, 49076), (8440, 24538), (12269, 16880)]