63171920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{112807}}^1$

素因数の和:112827

約数の個数: 40

約数和(自身を含む): 167858304

約数和(自身を除く): 104686384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 112807, 225614, 451228, 564035, 789649, 902456, 1128070, 1579298, 1804912, 2256140, 3158596, 3948245, 4512280, 6317192, 7896490, 9024560, 12634384, 15792980, 31585960, 63171920]

約数ペア:

[(1, 63171920), (2, 31585960), (4, 15792980), (5, 12634384), (7, 9024560), (8, 7896490), (10, 6317192), (14, 4512280), (16, 3948245), (20, 3158596), (28, 2256140), (35, 1804912), (40, 1579298), (56, 1128070), (70, 902456), (80, 789649), (112, 564035), (140, 451228), (280, 225614), (560, 112807)]