1640800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{293}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 4593456

約数和(自身を除く): 2952656

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 293, 350, 400, 560, 586, 700, 800, 1120, 1172, 1400, 1465, 2051, 2344, 2800, 2930, 4102, 4688, 5600, 5860, 7325, 8204, 9376, 10255, 11720, 14650, 16408, 20510, 23440, 29300, 32816, 41020, 46880, 51275, 58600, 65632, 82040, 102550, 117200, 164080, 205100, 234400, 328160, 410200, 820400, 1640800]

約数ペア:

[(1, 1640800), (2, 820400), (4, 410200), (5, 328160), (7, 234400), (8, 205100), (10, 164080), (14, 117200), (16, 102550), (20, 82040), (25, 65632), (28, 58600), (32, 51275), (35, 46880), (40, 41020), (50, 32816), (56, 29300), (70, 23440), (80, 20510), (100, 16408), (112, 14650), (140, 11720), (160, 10255), (175, 9376), (200, 8204), (224, 7325), (280, 5860), (293, 5600), (350, 4688), (400, 4102), (560, 2930), (586, 2800), (700, 2344), (800, 2051), (1120, 1465), (1172, 1400)]