19005408560

素因数分解:

$2^4\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{126433}}^1$

素因数の和:128325

約数の個数: 40

約数和(自身を含む): 44211441120

約数和(自身を除く): 25206032560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1879, 3758, 7516, 9395, 15032, 18790, 30064, 37580, 75160, 126433, 150320, 252866, 505732, 632165, 1011464, 1264330, 2022928, 2528660, 5057320, 10114640, 237567607, 475135214, 950270428, 1187838035, 1900540856, 2375676070, 3801081712, 4751352140, 9502704280, 19005408560]

約数ペア:

[(1, 19005408560), (2, 9502704280), (4, 4751352140), (5, 3801081712), (8, 2375676070), (10, 1900540856), (16, 1187838035), (20, 950270428), (40, 475135214), (80, 237567607), (1879, 10114640), (3758, 5057320), (7516, 2528660), (9395, 2022928), (15032, 1264330), (18790, 1011464), (30064, 632165), (37580, 505732), (75160, 252866), (126433, 150320)]