22811560

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9349}}^1$

素因数の和:9421

約数の個数: 32

約数和(自身を含む): 52173000

約数和(自身を除く): 29361440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 9349, 18698, 37396, 46745, 74792, 93490, 186980, 373960, 570289, 1140578, 2281156, 2851445, 4562312, 5702890, 11405780, 22811560]

約数ペア:

[(1, 22811560), (2, 11405780), (4, 5702890), (5, 4562312), (8, 2851445), (10, 2281156), (20, 1140578), (40, 570289), (61, 373960), (122, 186980), (244, 93490), (305, 74792), (488, 46745), (610, 37396), (1220, 18698), (2440, 9349)]