28422400

素因数分解:

$2^8\times 5^2\times {\mathrm{4441}}^1$

素因数の和:4467

約数の個数: 54

約数和(自身を含む): 70365722

約数和(自身を除く): 41943322

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, 3200, 4441, 6400, 8882, 17764, 22205, 35528, 44410, 71056, 88820, 111025, 142112, 177640, 222050, 284224, 355280, 444100, 568448, 710560, 888200, 1136896, 1421120, 1776400, 2842240, 3552800, 5684480, 7105600, 14211200, 28422400]

約数ペア:

[(1, 28422400), (2, 14211200), (4, 7105600), (5, 5684480), (8, 3552800), (10, 2842240), (16, 1776400), (20, 1421120), (25, 1136896), (32, 888200), (40, 710560), (50, 568448), (64, 444100), (80, 355280), (100, 284224), (128, 222050), (160, 177640), (200, 142112), (256, 111025), (320, 88820), (400, 71056), (640, 44410), (800, 35528), (1280, 22205), (1600, 17764), (3200, 8882), (4441, 6400)]