20116240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6133}}^1$

素因数の和:6187

約数の個数: 40

約数和(自身を含む): 47918808

約数和(自身を除く): 27802568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6133, 12266, 24532, 30665, 49064, 61330, 98128, 122660, 245320, 251453, 490640, 502906, 1005812, 1257265, 2011624, 2514530, 4023248, 5029060, 10058120, 20116240]

約数ペア:

[(1, 20116240), (2, 10058120), (4, 5029060), (5, 4023248), (8, 2514530), (10, 2011624), (16, 1257265), (20, 1005812), (40, 502906), (41, 490640), (80, 251453), (82, 245320), (164, 122660), (205, 98128), (328, 61330), (410, 49064), (656, 30665), (820, 24532), (1640, 12266), (3280, 6133)]