2797180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 6562080

約数和(自身を除く): 3764900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 433, 646, 866, 1292, 1615, 1732, 2165, 3230, 4330, 6460, 7361, 8227, 8660, 14722, 16454, 29444, 32908, 36805, 41135, 73610, 82270, 139859, 147220, 164540, 279718, 559436, 699295, 1398590, 2797180]

約数ペア:

[(1, 2797180), (2, 1398590), (4, 699295), (5, 559436), (10, 279718), (17, 164540), (19, 147220), (20, 139859), (34, 82270), (38, 73610), (68, 41135), (76, 36805), (85, 32908), (95, 29444), (170, 16454), (190, 14722), (323, 8660), (340, 8227), (380, 7361), (433, 6460), (646, 4330), (866, 3230), (1292, 2165), (1615, 1732)]