20171200

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{1801}}^1$

素因数の和:1830

約数の個数: 84

約数和(自身を含む): 56755792

約数和(自身を除く): 36584592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 1801, 2240, 2800, 3602, 5600, 7204, 9005, 11200, 12607, 14408, 18010, 25214, 28816, 36020, 45025, 50428, 57632, 63035, 72040, 90050, 100856, 115264, 126070, 144080, 180100, 201712, 252140, 288160, 315175, 360200, 403424, 504280, 576320, 630350, 720400, 806848, 1008560, 1260700, 1440800, 2017120, 2521400, 2881600, 4034240, 5042800, 10085600, 20171200]

約数ペア:

[(1, 20171200), (2, 10085600), (4, 5042800), (5, 4034240), (7, 2881600), (8, 2521400), (10, 2017120), (14, 1440800), (16, 1260700), (20, 1008560), (25, 806848), (28, 720400), (32, 630350), (35, 576320), (40, 504280), (50, 403424), (56, 360200), (64, 315175), (70, 288160), (80, 252140), (100, 201712), (112, 180100), (140, 144080), (160, 126070), (175, 115264), (200, 100856), (224, 90050), (280, 72040), (320, 63035), (350, 57632), (400, 50428), (448, 45025), (560, 36020), (700, 28816), (800, 25214), (1120, 18010), (1400, 14408), (1600, 12607), (1801, 11200), (2240, 9005), (2800, 7204), (3602, 5600)]