12487180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1933}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 29242080

約数和(自身を除く): 16754900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 1933, 3230, 3866, 6460, 7732, 9665, 19330, 32861, 36727, 38660, 65722, 73454, 131444, 146908, 164305, 183635, 328610, 367270, 624359, 657220, 734540, 1248718, 2497436, 3121795, 6243590, 12487180]

約数ペア:

[(1, 12487180), (2, 6243590), (4, 3121795), (5, 2497436), (10, 1248718), (17, 734540), (19, 657220), (20, 624359), (34, 367270), (38, 328610), (68, 183635), (76, 164305), (85, 146908), (95, 131444), (170, 73454), (190, 65722), (323, 38660), (340, 36727), (380, 32861), (646, 19330), (1292, 9665), (1615, 7732), (1933, 6460), (3230, 3866)]