12160780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 27651456

約数和(自身を除く): 15490676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 761, 799, 940, 1522, 1598, 3044, 3196, 3805, 3995, 7610, 7990, 12937, 15220, 15980, 25874, 35767, 51748, 64685, 71534, 129370, 143068, 178835, 258740, 357670, 608039, 715340, 1216078, 2432156, 3040195, 6080390, 12160780]

約数ペア:

[(1, 12160780), (2, 6080390), (4, 3040195), (5, 2432156), (10, 1216078), (17, 715340), (20, 608039), (34, 357670), (47, 258740), (68, 178835), (85, 143068), (94, 129370), (170, 71534), (188, 64685), (235, 51748), (340, 35767), (470, 25874), (761, 15980), (799, 15220), (940, 12937), (1522, 7990), (1598, 7610), (3044, 3995), (3196, 3805)]