2008430120

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{280507}}^1$

素因数の和:280697

約数の個数: 32

約数和(自身を含む): 4544229600

約数和(自身を除く): 2535799480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 280507, 561014, 1122028, 1402535, 2244056, 2805070, 5610140, 11220280, 50210753, 100421506, 200843012, 251053765, 401686024, 502107530, 1004215060, 2008430120]

約数ペア:

[(1, 2008430120), (2, 1004215060), (4, 502107530), (5, 401686024), (8, 251053765), (10, 200843012), (20, 100421506), (40, 50210753), (179, 11220280), (358, 5610140), (716, 2805070), (895, 2244056), (1432, 1402535), (1790, 1122028), (3580, 561014), (7160, 280507)]