203709170

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{947}}^1$

素因数の和:1407

約数の個数: 48

約数和(自身を含む): 427965120

約数和(自身を除く): 224255950

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 439, 490, 878, 947, 1894, 2195, 3073, 4390, 4735, 6146, 6629, 9470, 13258, 15365, 21511, 30730, 33145, 43022, 46403, 66290, 92806, 107555, 215110, 232015, 415733, 464030, 831466, 2078665, 2910131, 4157330, 5820262, 14550655, 20370917, 29101310, 40741834, 101854585, 203709170]

約数ペア:

[(1, 203709170), (2, 101854585), (5, 40741834), (7, 29101310), (10, 20370917), (14, 14550655), (35, 5820262), (49, 4157330), (70, 2910131), (98, 2078665), (245, 831466), (439, 464030), (490, 415733), (878, 232015), (947, 215110), (1894, 107555), (2195, 92806), (3073, 66290), (4390, 46403), (4735, 43022), (6146, 33145), (6629, 30730), (9470, 21511), (13258, 15365)]