388339930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{39667}}^1$

素因数の和:39774

約数の個数: 32

約数和(自身を含む): 771145920

約数和(自身を除く): 382805990

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 39667, 79334, 198335, 396670, 436337, 872674, 2181685, 3530363, 4363370, 7060726, 17651815, 35303630, 38833993, 77667986, 194169965, 388339930]

約数ペア:

[(1, 388339930), (2, 194169965), (5, 77667986), (10, 38833993), (11, 35303630), (22, 17651815), (55, 7060726), (89, 4363370), (110, 3530363), (178, 2181685), (445, 872674), (890, 436337), (979, 396670), (1958, 198335), (4895, 79334), (9790, 39667)]