4243638400

素因数分解:

$2^7\times 5^2\times {\mathrm{1326137}}^1$

素因数の和:1326161

約数の個数: 48

約数和(自身を含む): 10483120890

約数和(自身を除く): 6239482490

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 1326137, 2652274, 5304548, 6630685, 10609096, 13261370, 21218192, 26522740, 33153425, 42436384, 53045480, 66306850, 84872768, 106090960, 132613700, 169745536, 212181920, 265227400, 424363840, 530454800, 848727680, 1060909600, 2121819200, 4243638400]

約数ペア:

[(1, 4243638400), (2, 2121819200), (4, 1060909600), (5, 848727680), (8, 530454800), (10, 424363840), (16, 265227400), (20, 212181920), (25, 169745536), (32, 132613700), (40, 106090960), (50, 84872768), (64, 66306850), (80, 53045480), (100, 42436384), (128, 33153425), (160, 26522740), (200, 21218192), (320, 13261370), (400, 10609096), (640, 6630685), (800, 5304548), (1600, 2652274), (3200, 1326137)]