12138340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1$

素因数の和:1924

約数の個数: 48

約数和(自身を含む): 28425600

約数和(自身を除く): 16287260

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, 1879, 3230, 3758, 6460, 7516, 9395, 18790, 31943, 35701, 37580, 63886, 71402, 127772, 142804, 159715, 178505, 319430, 357010, 606917, 638860, 714020, 1213834, 2427668, 3034585, 6069170, 12138340]

約数ペア:

[(1, 12138340), (2, 6069170), (4, 3034585), (5, 2427668), (10, 1213834), (17, 714020), (19, 638860), (20, 606917), (34, 357010), (38, 319430), (68, 178505), (76, 159715), (85, 142804), (95, 127772), (170, 71402), (190, 63886), (323, 37580), (340, 35701), (380, 31943), (646, 18790), (1292, 9395), (1615, 7516), (1879, 6460), (3230, 3758)]