39394780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1063}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 88482240

約数和(自身を除く): 49087460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1063, 1090, 1853, 2126, 2180, 3706, 4252, 5315, 7412, 9265, 10630, 18071, 18530, 21260, 36142, 37060, 72284, 90355, 115867, 180710, 231734, 361420, 463468, 579335, 1158670, 1969739, 2317340, 3939478, 7878956, 9848695, 19697390, 39394780]

約数ペア:

[(1, 39394780), (2, 19697390), (4, 9848695), (5, 7878956), (10, 3939478), (17, 2317340), (20, 1969739), (34, 1158670), (68, 579335), (85, 463468), (109, 361420), (170, 231734), (218, 180710), (340, 115867), (436, 90355), (545, 72284), (1063, 37060), (1090, 36142), (1853, 21260), (2126, 18530), (2180, 18071), (3706, 10630), (4252, 9265), (5315, 7412)]