521000261020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{4770191}}^1$

素因数の和:4770370

約数の個数: 48

約数和(自身を含む): 1128360296448

約数和(自身を除く): 607360035428

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 127, 172, 215, 254, 430, 508, 635, 860, 1270, 2540, 5461, 10922, 21844, 27305, 54610, 109220, 4770191, 9540382, 19080764, 23850955, 47701910, 95403820, 205118213, 410236426, 605814257, 820472852, 1025591065, 1211628514, 2051182130, 2423257028, 3029071285, 4102364260, 6058142570, 12116285140, 26050013051, 52100026102, 104200052204, 130250065255, 260500130510, 521000261020]

約数ペア:

[(1, 521000261020), (2, 260500130510), (4, 130250065255), (5, 104200052204), (10, 52100026102), (20, 26050013051), (43, 12116285140), (86, 6058142570), (127, 4102364260), (172, 3029071285), (215, 2423257028), (254, 2051182130), (430, 1211628514), (508, 1025591065), (635, 820472852), (860, 605814257), (1270, 410236426), (2540, 205118213), (5461, 95403820), (10922, 47701910), (21844, 23850955), (27305, 19080764), (54610, 9540382), (109220, 4770191)]