19609280

素因数分解:

$2^6\times 5^1\times {\mathrm{233}}^1\times {\mathrm{263}}^1$

素因数の和:513

約数の個数: 56

約数和(自身を含む): 47073312

約数和(自身を除く): 27464032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 233, 263, 320, 466, 526, 932, 1052, 1165, 1315, 1864, 2104, 2330, 2630, 3728, 4208, 4660, 5260, 7456, 8416, 9320, 10520, 14912, 16832, 18640, 21040, 37280, 42080, 61279, 74560, 84160, 122558, 245116, 306395, 490232, 612790, 980464, 1225580, 1960928, 2451160, 3921856, 4902320, 9804640, 19609280]

約数ペア:

[(1, 19609280), (2, 9804640), (4, 4902320), (5, 3921856), (8, 2451160), (10, 1960928), (16, 1225580), (20, 980464), (32, 612790), (40, 490232), (64, 306395), (80, 245116), (160, 122558), (233, 84160), (263, 74560), (320, 61279), (466, 42080), (526, 37280), (932, 21040), (1052, 18640), (1165, 16832), (1315, 14912), (1864, 10520), (2104, 9320), (2330, 8416), (2630, 7456), (3728, 5260), (4208, 4660)]