720992012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{729749}}^1$

素因数の和:729785

約数の個数: 24

約数和(自身を含む): 1430310000

約数和(自身を除く): 709317988

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 729749, 1459498, 2918996, 9486737, 13865231, 18973474, 27730462, 37946948, 55460924, 180248003, 360496006, 720992012]

約数ペア:

[(1, 720992012), (2, 360496006), (4, 180248003), (13, 55460924), (19, 37946948), (26, 27730462), (38, 18973474), (52, 13865231), (76, 9486737), (247, 2918996), (494, 1459498), (988, 729749)]