20184764180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2237}}^1\times {\mathrm{64451}}^1$

素因数の和:66704

約数の個数: 48

約数和(自身を含む): 48465841536

約数和(自身を除く): 28281077356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2237, 4474, 8948, 11185, 15659, 22370, 31318, 44740, 62636, 64451, 78295, 128902, 156590, 257804, 313180, 322255, 451157, 644510, 902314, 1289020, 1804628, 2255785, 4511570, 9023140, 144176887, 288353774, 576707548, 720884435, 1009238209, 1441768870, 2018476418, 2883537740, 4036952836, 5046191045, 10092382090, 20184764180]

約数ペア:

[(1, 20184764180), (2, 10092382090), (4, 5046191045), (5, 4036952836), (7, 2883537740), (10, 2018476418), (14, 1441768870), (20, 1009238209), (28, 720884435), (35, 576707548), (70, 288353774), (140, 144176887), (2237, 9023140), (4474, 4511570), (8948, 2255785), (11185, 1804628), (15659, 1289020), (22370, 902314), (31318, 644510), (44740, 451157), (62636, 322255), (64451, 313180), (78295, 257804), (128902, 156590)]