20097024160

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{595291}}^1$

素因数の和:595517

約数の個数: 48

約数和(自身を含む): 47704319712

約数和(自身を除く): 27607295552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 6752, 8440, 16880, 33760, 595291, 1190582, 2381164, 2976455, 4762328, 5952910, 9524656, 11905820, 19049312, 23811640, 47623280, 95246560, 125606401, 251212802, 502425604, 628032005, 1004851208, 1256064010, 2009702416, 2512128020, 4019404832, 5024256040, 10048512080, 20097024160]

約数ペア:

[(1, 20097024160), (2, 10048512080), (4, 5024256040), (5, 4019404832), (8, 2512128020), (10, 2009702416), (16, 1256064010), (20, 1004851208), (32, 628032005), (40, 502425604), (80, 251212802), (160, 125606401), (211, 95246560), (422, 47623280), (844, 23811640), (1055, 19049312), (1688, 11905820), (2110, 9524656), (3376, 5952910), (4220, 4762328), (6752, 2976455), (8440, 2381164), (16880, 1190582), (33760, 595291)]