1789830

素因数分解:

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

素因数の和:970

約数の個数: 64

約数和(自身を含む): 5460480

約数和(自身を除く): 3670650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 947, 1890, 1894, 2841, 4735, 5682, 6629, 8523, 9470, 13258, 14205, 17046, 19887, 25569, 28410, 33145, 39774, 42615, 51138, 59661, 66290, 85230, 99435, 119322, 127845, 178983, 198870, 255690, 298305, 357966, 596610, 894915, 1789830]

約数ペア:

[(1, 1789830), (2, 894915), (3, 596610), (5, 357966), (6, 298305), (7, 255690), (9, 198870), (10, 178983), (14, 127845), (15, 119322), (18, 99435), (21, 85230), (27, 66290), (30, 59661), (35, 51138), (42, 42615), (45, 39774), (54, 33145), (63, 28410), (70, 25569), (90, 19887), (105, 17046), (126, 14205), (135, 13258), (189, 9470), (210, 8523), (270, 6629), (315, 5682), (378, 4735), (630, 2841), (945, 1894), (947, 1890)]