207409880

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{22643}}^1$

素因数の和:22883

約数の個数: 32

約数和(自身を含む): 468730800

約数和(自身を除く): 261320920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 22643, 45286, 90572, 113215, 181144, 226430, 452860, 905720, 5185247, 10370494, 20740988, 25926235, 41481976, 51852470, 103704940, 207409880]

約数ペア:

[(1, 207409880), (2, 103704940), (4, 51852470), (5, 41481976), (8, 25926235), (10, 20740988), (20, 10370494), (40, 5185247), (229, 905720), (458, 452860), (916, 226430), (1145, 181144), (1832, 113215), (2290, 90572), (4580, 45286), (9160, 22643)]