109718890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{953}}^1$

素因数の和:1386

約数の個数: 32

約数和(自身を含む): 205033680

約数和(自身を除く): 95314790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 397, 794, 953, 1906, 1985, 3970, 4765, 9530, 11513, 23026, 27637, 55274, 57565, 115130, 138185, 276370, 378341, 756682, 1891705, 3783410, 10971889, 21943778, 54859445, 109718890]

約数ペア:

[(1, 109718890), (2, 54859445), (5, 21943778), (10, 10971889), (29, 3783410), (58, 1891705), (145, 756682), (290, 378341), (397, 276370), (794, 138185), (953, 115130), (1906, 57565), (1985, 55274), (3970, 27637), (4765, 23026), (9530, 11513)]