20483610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{947}}^1$

素因数の和:1067

約数の個数: 64

約数和(自身を含む): 56788992

約数和(自身を除く): 36305382

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 103, 105, 206, 210, 309, 515, 618, 721, 947, 1030, 1442, 1545, 1894, 2163, 2841, 3090, 3605, 4326, 4735, 5682, 6629, 7210, 9470, 10815, 13258, 14205, 19887, 21630, 28410, 33145, 39774, 66290, 97541, 99435, 195082, 198870, 292623, 487705, 585246, 682787, 975410, 1365574, 1463115, 2048361, 2926230, 3413935, 4096722, 6827870, 10241805, 20483610]

約数ペア:

[(1, 20483610), (2, 10241805), (3, 6827870), (5, 4096722), (6, 3413935), (7, 2926230), (10, 2048361), (14, 1463115), (15, 1365574), (21, 975410), (30, 682787), (35, 585246), (42, 487705), (70, 292623), (103, 198870), (105, 195082), (206, 99435), (210, 97541), (309, 66290), (515, 39774), (618, 33145), (721, 28410), (947, 21630), (1030, 19887), (1442, 14205), (1545, 13258), (1894, 10815), (2163, 9470), (2841, 7210), (3090, 6629), (3605, 5682), (4326, 4735)]