13171840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1871}}^1$

素因数の和:1901

約数の個数: 64

約数和(自身を含む): 34369920

約数和(自身を除く): 21198080

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, 320, 352, 440, 640, 704, 880, 1408, 1760, 1871, 3520, 3742, 7040, 7484, 9355, 14968, 18710, 20581, 29936, 37420, 41162, 59872, 74840, 82324, 102905, 119744, 149680, 164648, 205810, 239488, 299360, 329296, 411620, 598720, 658592, 823240, 1197440, 1317184, 1646480, 2634368, 3292960, 6585920, 13171840]

約数ペア:

[(1, 13171840), (2, 6585920), (4, 3292960), (5, 2634368), (8, 1646480), (10, 1317184), (11, 1197440), (16, 823240), (20, 658592), (22, 598720), (32, 411620), (40, 329296), (44, 299360), (55, 239488), (64, 205810), (80, 164648), (88, 149680), (110, 119744), (128, 102905), (160, 82324), (176, 74840), (220, 59872), (320, 41162), (352, 37420), (440, 29936), (640, 20581), (704, 18710), (880, 14968), (1408, 9355), (1760, 7484), (1871, 7040), (3520, 3742)]