20101664540

素因数分解:

$2^2\times 5^1\times {\mathrm{2447}}^1\times {\mathrm{410741}}^1$

素因数の和:413197

約数の個数: 24

約数和(自身を含む): 42230849472

約数和(自身を除く): 22129184932

約数列:

[1, 2, 4, 5, 10, 20, 2447, 4894, 9788, 12235, 24470, 48940, 410741, 821482, 1642964, 2053705, 4107410, 8214820, 1005083227, 2010166454, 4020332908, 5025416135, 10050832270, 20101664540]

約数ペア:

[(1, 20101664540), (2, 10050832270), (4, 5025416135), (5, 4020332908), (10, 2010166454), (20, 1005083227), (2447, 8214820), (4894, 4107410), (9788, 2053705), (12235, 1642964), (24470, 821482), (48940, 410741)]