19187840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4283}}^1$

素因数の和:4309

約数の個数: 64

約数和(自身を含む): 52436160

約数和(自身を除く): 33248320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4283, 4480, 8566, 17132, 21415, 29981, 34264, 42830, 59962, 68528, 85660, 119924, 137056, 149905, 171320, 239848, 274112, 299810, 342640, 479696, 548224, 599620, 685280, 959392, 1199240, 1370560, 1918784, 2398480, 2741120, 3837568, 4796960, 9593920, 19187840]

約数ペア:

[(1, 19187840), (2, 9593920), (4, 4796960), (5, 3837568), (7, 2741120), (8, 2398480), (10, 1918784), (14, 1370560), (16, 1199240), (20, 959392), (28, 685280), (32, 599620), (35, 548224), (40, 479696), (56, 342640), (64, 299810), (70, 274112), (80, 239848), (112, 171320), (128, 149905), (140, 137056), (160, 119924), (224, 85660), (280, 68528), (320, 59962), (448, 42830), (560, 34264), (640, 29981), (896, 21415), (1120, 17132), (2240, 8566), (4283, 4480)]