20166470180

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{861079}}^1$

素因数の和:862259

約数の個数: 24

約数和(自身を含む): 42385801920

約数和(自身を除く): 22219331740

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 23420, 861079, 1722158, 3444316, 4305395, 8610790, 17221580, 1008323509, 2016647018, 4033294036, 5041617545, 10083235090, 20166470180]

約数ペア:

[(1, 20166470180), (2, 10083235090), (4, 5041617545), (5, 4033294036), (10, 2016647018), (20, 1008323509), (1171, 17221580), (2342, 8610790), (4684, 4305395), (5855, 3444316), (11710, 1722158), (23420, 861079)]