210822260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{20389}}^1$

素因数の和:20456

約数の個数: 48

約数和(自身を含む): 493274880

約数和(自身を除く): 282452620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 20389, 40778, 81556, 101945, 203890, 224279, 407780, 448558, 897116, 958283, 1121395, 1916566, 2242790, 3833132, 4485580, 4791415, 9582830, 10541113, 19165660, 21082226, 42164452, 52705565, 105411130, 210822260]

約数ペア:

[(1, 210822260), (2, 105411130), (4, 52705565), (5, 42164452), (10, 21082226), (11, 19165660), (20, 10541113), (22, 9582830), (44, 4791415), (47, 4485580), (55, 3833132), (94, 2242790), (110, 1916566), (188, 1121395), (220, 958283), (235, 897116), (470, 448558), (517, 407780), (940, 224279), (1034, 203890), (2068, 101945), (2585, 81556), (5170, 40778), (10340, 20389)]