20117007560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10453}}^1\times {\mathrm{3701}}^1$

素因数の和:14178

約数の個数: 64

約数和(自身を含む): 48762892080

約数和(自身を除く): 28645884520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3701, 7402, 10453, 14804, 18505, 20906, 29608, 37010, 41812, 48113, 52265, 74020, 83624, 96226, 104530, 135889, 148040, 192452, 209060, 240565, 271778, 384904, 418120, 481130, 543556, 679445, 962260, 1087112, 1358890, 1924520, 2717780, 5435560, 38686553, 77373106, 154746212, 193432765, 309492424, 386865530, 502925189, 773731060, 1005850378, 1547462120, 2011700756, 2514625945, 4023401512, 5029251890, 10058503780, 20117007560]

約数ペア:

[(1, 20117007560), (2, 10058503780), (4, 5029251890), (5, 4023401512), (8, 2514625945), (10, 2011700756), (13, 1547462120), (20, 1005850378), (26, 773731060), (40, 502925189), (52, 386865530), (65, 309492424), (104, 193432765), (130, 154746212), (260, 77373106), (520, 38686553), (3701, 5435560), (7402, 2717780), (10453, 1924520), (14804, 1358890), (18505, 1087112), (20906, 962260), (29608, 679445), (37010, 543556), (41812, 481130), (48113, 418120), (52265, 384904), (74020, 271778), (83624, 240565), (96226, 209060), (104530, 192452), (135889, 148040)]