204625540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39503}}^1$

素因数の和:39556

約数の個数: 48

約数和(自身を含む): 504387072

約数和(自身を除く): 299761532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 39503, 79006, 158012, 197515, 276521, 395030, 553042, 790060, 1106084, 1382605, 1461611, 2765210, 2923222, 5530420, 5846444, 7308055, 10231277, 14616110, 20462554, 29232220, 40925108, 51156385, 102312770, 204625540]

約数ペア:

[(1, 204625540), (2, 102312770), (4, 51156385), (5, 40925108), (7, 29232220), (10, 20462554), (14, 14616110), (20, 10231277), (28, 7308055), (35, 5846444), (37, 5530420), (70, 2923222), (74, 2765210), (140, 1461611), (148, 1382605), (185, 1106084), (259, 790060), (370, 553042), (518, 395030), (740, 276521), (1036, 197515), (1295, 158012), (2590, 79006), (5180, 39503)]