21624800

素因数分解:

$2^5\times 5^2\times {\mathrm{27031}}^1$

素因数の和:27051

約数の個数: 36

約数和(自身を含む): 52793496

約数和(自身を除く): 31168696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 27031, 54062, 108124, 135155, 216248, 270310, 432496, 540620, 675775, 864992, 1081240, 1351550, 2162480, 2703100, 4324960, 5406200, 10812400, 21624800]

約数ペア:

[(1, 21624800), (2, 10812400), (4, 5406200), (5, 4324960), (8, 2703100), (10, 2162480), (16, 1351550), (20, 1081240), (25, 864992), (32, 675775), (40, 540620), (50, 432496), (80, 270310), (100, 216248), (160, 135155), (200, 108124), (400, 54062), (800, 27031)]