20109069960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23939369}}^1$

素因数の和:23939390

約数の個数: 64

約数和(自身を含む): 68945385600

約数和(自身を除く): 48836315640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 23939369, 47878738, 71818107, 95757476, 119696845, 143636214, 167575583, 191514952, 239393690, 287272428, 335151166, 359090535, 478787380, 502726749, 574544856, 670302332, 718181070, 837877915, 957574760, 1005453498, 1340604664, 1436362140, 1675755830, 2010906996, 2513633745, 2872724280, 3351511660, 4021813992, 5027267490, 6703023320, 10054534980, 20109069960]

約数ペア:

[(1, 20109069960), (2, 10054534980), (3, 6703023320), (4, 5027267490), (5, 4021813992), (6, 3351511660), (7, 2872724280), (8, 2513633745), (10, 2010906996), (12, 1675755830), (14, 1436362140), (15, 1340604664), (20, 1005453498), (21, 957574760), (24, 837877915), (28, 718181070), (30, 670302332), (35, 574544856), (40, 502726749), (42, 478787380), (56, 359090535), (60, 335151166), (70, 287272428), (84, 239393690), (105, 191514952), (120, 167575583), (140, 143636214), (168, 119696845), (210, 95757476), (280, 71818107), (420, 47878738), (840, 23939369)]