1856120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{947}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 4863240

約数和(自身を除く): 3007120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 947, 980, 1894, 1960, 3788, 4735, 6629, 7576, 9470, 13258, 18940, 26516, 33145, 37880, 46403, 53032, 66290, 92806, 132580, 185612, 232015, 265160, 371224, 464030, 928060, 1856120]

約数ペア:

[(1, 1856120), (2, 928060), (4, 464030), (5, 371224), (7, 265160), (8, 232015), (10, 185612), (14, 132580), (20, 92806), (28, 66290), (35, 53032), (40, 46403), (49, 37880), (56, 33145), (70, 26516), (98, 18940), (140, 13258), (196, 9470), (245, 7576), (280, 6629), (392, 4735), (490, 3788), (947, 1960), (980, 1894)]