1392090

素因数分解:

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

素因数の和:971

約数の個数: 48

約数和(自身を含む): 3890592

約数和(自身を除く): 2498502

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 947, 1470, 1894, 2841, 4735, 5682, 6629, 9470, 13258, 14205, 19887, 28410, 33145, 39774, 46403, 66290, 92806, 99435, 139209, 198870, 232015, 278418, 464030, 696045, 1392090]

約数ペア:

[(1, 1392090), (2, 696045), (3, 464030), (5, 278418), (6, 232015), (7, 198870), (10, 139209), (14, 99435), (15, 92806), (21, 66290), (30, 46403), (35, 39774), (42, 33145), (49, 28410), (70, 19887), (98, 14205), (105, 13258), (147, 9470), (210, 6629), (245, 5682), (294, 4735), (490, 2841), (735, 1894), (947, 1470)]