2018050480

素因数分解:

$2^4\times 5^1\times {\mathrm{919}}^1\times {\mathrm{27449}}^1$

素因数の和:28381

約数の個数: 40

約数和(自身を含む): 4697244000

約数和(自身を除く): 2679193520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 919, 1838, 3676, 4595, 7352, 9190, 14704, 18380, 27449, 36760, 54898, 73520, 109796, 137245, 219592, 274490, 439184, 548980, 1097960, 2195920, 25225631, 50451262, 100902524, 126128155, 201805048, 252256310, 403610096, 504512620, 1009025240, 2018050480]

約数ペア:

[(1, 2018050480), (2, 1009025240), (4, 504512620), (5, 403610096), (8, 252256310), (10, 201805048), (16, 126128155), (20, 100902524), (40, 50451262), (80, 25225631), (919, 2195920), (1838, 1097960), (3676, 548980), (4595, 439184), (7352, 274490), (9190, 219592), (14704, 137245), (18380, 109796), (27449, 73520), (36760, 54898)]