2681200

素因数分解:

$2^4\times 5^2\times {\mathrm{6703}}^1$

素因数の和:6721

約数の個数: 30

約数和(自身を含む): 6442544

約数和(自身を除く): 3761344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 6703, 13406, 26812, 33515, 53624, 67030, 107248, 134060, 167575, 268120, 335150, 536240, 670300, 1340600, 2681200]

約数ペア:

[(1, 2681200), (2, 1340600), (4, 670300), (5, 536240), (8, 335150), (10, 268120), (16, 167575), (20, 134060), (25, 107248), (40, 67030), (50, 53624), (80, 33515), (100, 26812), (200, 13406), (400, 6703)]