38888960

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1381}}^1$

素因数の和:1415

約数の個数: 80

約数和(自身を含む): 101792592

約数和(自身を除く): 62903632

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1381, 1408, 1760, 2560, 2762, 2816, 3520, 5524, 5632, 6905, 7040, 11048, 13810, 14080, 15191, 22096, 27620, 28160, 30382, 44192, 55240, 60764, 75955, 88384, 110480, 121528, 151910, 176768, 220960, 243056, 303820, 353536, 441920, 486112, 607640, 707072, 883840, 972224, 1215280, 1767680, 1944448, 2430560, 3535360, 3888896, 4861120, 7777792, 9722240, 19444480, 38888960]

約数ペア:

[(1, 38888960), (2, 19444480), (4, 9722240), (5, 7777792), (8, 4861120), (10, 3888896), (11, 3535360), (16, 2430560), (20, 1944448), (22, 1767680), (32, 1215280), (40, 972224), (44, 883840), (55, 707072), (64, 607640), (80, 486112), (88, 441920), (110, 353536), (128, 303820), (160, 243056), (176, 220960), (220, 176768), (256, 151910), (320, 121528), (352, 110480), (440, 88384), (512, 75955), (640, 60764), (704, 55240), (880, 44192), (1280, 30382), (1381, 28160), (1408, 27620), (1760, 22096), (2560, 15191), (2762, 14080), (2816, 13810), (3520, 11048), (5524, 7040), (5632, 6905)]