11276800

素因数分解:

$2^9\times 5^2\times {\mathrm{881}}^1$

素因数の和:909

約数の個数: 60

約数和(自身を含む): 27970866

約数和(自身を除く): 16694066

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 881, 1280, 1600, 1762, 2560, 3200, 3524, 4405, 6400, 7048, 8810, 12800, 14096, 17620, 22025, 28192, 35240, 44050, 56384, 70480, 88100, 112768, 140960, 176200, 225536, 281920, 352400, 451072, 563840, 704800, 1127680, 1409600, 2255360, 2819200, 5638400, 11276800]

約数ペア:

[(1, 11276800), (2, 5638400), (4, 2819200), (5, 2255360), (8, 1409600), (10, 1127680), (16, 704800), (20, 563840), (25, 451072), (32, 352400), (40, 281920), (50, 225536), (64, 176200), (80, 140960), (100, 112768), (128, 88100), (160, 70480), (200, 56384), (256, 44050), (320, 35240), (400, 28192), (512, 22025), (640, 17620), (800, 14096), (881, 12800), (1280, 8810), (1600, 7048), (1762, 6400), (2560, 4405), (3200, 3524)]