15238400

素因数分解:

$2^8\times 5^2\times {\mathrm{2381}}^1$

素因数の和:2407

約数の個数: 54

約数和(自身を含む): 37733262

約数和(自身を除く): 22494862

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 2381, 3200, 4762, 6400, 9524, 11905, 19048, 23810, 38096, 47620, 59525, 76192, 95240, 119050, 152384, 190480, 238100, 304768, 380960, 476200, 609536, 761920, 952400, 1523840, 1904800, 3047680, 3809600, 7619200, 15238400]

約数ペア:

[(1, 15238400), (2, 7619200), (4, 3809600), (5, 3047680), (8, 1904800), (10, 1523840), (16, 952400), (20, 761920), (25, 609536), (32, 476200), (40, 380960), (50, 304768), (64, 238100), (80, 190480), (100, 152384), (128, 119050), (160, 95240), (200, 76192), (256, 59525), (320, 47620), (400, 38096), (640, 23810), (800, 19048), (1280, 11905), (1600, 9524), (2381, 6400), (3200, 4762)]