20141489180

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{10007}}^1$

素因数の和:10814

約数の個数: 48

約数和(自身を含む): 42637202496

約数和(自身を除く): 22495713316

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 641, 785, 1282, 1570, 2564, 3140, 3205, 6410, 10007, 12820, 20014, 40028, 50035, 100070, 100637, 200140, 201274, 402548, 503185, 1006370, 1571099, 2012740, 3142198, 6284396, 6414487, 7855495, 12828974, 15710990, 25657948, 31421980, 32072435, 64144870, 128289740, 1007074459, 2014148918, 4028297836, 5035372295, 10070744590, 20141489180]

約数ペア:

[(1, 20141489180), (2, 10070744590), (4, 5035372295), (5, 4028297836), (10, 2014148918), (20, 1007074459), (157, 128289740), (314, 64144870), (628, 32072435), (641, 31421980), (785, 25657948), (1282, 15710990), (1570, 12828974), (2564, 7855495), (3140, 6414487), (3205, 6284396), (6410, 3142198), (10007, 2012740), (12820, 1571099), (20014, 1006370), (40028, 503185), (50035, 402548), (100070, 201274), (100637, 200140)]