21885200

素因数分解:

$2^4\times 5^2\times {\mathrm{54713}}^1$

素因数の和:54731

約数の個数: 30

約数和(自身を含む): 52580154

約数和(自身を除く): 30694954

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 54713, 109426, 218852, 273565, 437704, 547130, 875408, 1094260, 1367825, 2188520, 2735650, 4377040, 5471300, 10942600, 21885200]

約数ペア:

[(1, 21885200), (2, 10942600), (4, 5471300), (5, 4377040), (8, 2735650), (10, 2188520), (16, 1367825), (20, 1094260), (25, 875408), (40, 547130), (50, 437704), (80, 273565), (100, 218852), (200, 109426), (400, 54713)]