4942000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{353}}^1$

素因数の和:383

約数の個数: 80

約数和(自身を含む): 13695552

約数和(自身を除く): 8753552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 353, 400, 500, 560, 700, 706, 875, 1000, 1400, 1412, 1750, 1765, 2000, 2471, 2800, 2824, 3500, 3530, 4942, 5648, 7000, 7060, 8825, 9884, 12355, 14000, 14120, 17650, 19768, 24710, 28240, 35300, 39536, 44125, 49420, 61775, 70600, 88250, 98840, 123550, 141200, 176500, 197680, 247100, 308875, 353000, 494200, 617750, 706000, 988400, 1235500, 2471000, 4942000]

約数ペア:

[(1, 4942000), (2, 2471000), (4, 1235500), (5, 988400), (7, 706000), (8, 617750), (10, 494200), (14, 353000), (16, 308875), (20, 247100), (25, 197680), (28, 176500), (35, 141200), (40, 123550), (50, 98840), (56, 88250), (70, 70600), (80, 61775), (100, 49420), (112, 44125), (125, 39536), (140, 35300), (175, 28240), (200, 24710), (250, 19768), (280, 17650), (350, 14120), (353, 14000), (400, 12355), (500, 9884), (560, 8825), (700, 7060), (706, 7000), (875, 5648), (1000, 4942), (1400, 3530), (1412, 3500), (1750, 2824), (1765, 2800), (2000, 2471)]