720794480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1287133}}^1$

素因数の和:1287153

約数の個数: 40

約数和(自身を含む): 1915255392

約数和(自身を除く): 1194460912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1287133, 2574266, 5148532, 6435665, 9009931, 10297064, 12871330, 18019862, 20594128, 25742660, 36039724, 45049655, 51485320, 72079448, 90099310, 102970640, 144158896, 180198620, 360397240, 720794480]

約数ペア:

[(1, 720794480), (2, 360397240), (4, 180198620), (5, 144158896), (7, 102970640), (8, 90099310), (10, 72079448), (14, 51485320), (16, 45049655), (20, 36039724), (28, 25742660), (35, 20594128), (40, 18019862), (56, 12871330), (70, 10297064), (80, 9009931), (112, 6435665), (140, 5148532), (280, 2574266), (560, 1287133)]