31160660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2477}}^1$

素因数の和:2540

約数の個数: 48

約数和(自身を含む): 71187984

約数和(自身を除く): 40027324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2477, 2516, 3145, 4954, 6290, 9908, 12385, 12580, 24770, 42109, 49540, 84218, 91649, 168436, 183298, 210545, 366596, 421090, 458245, 842180, 916490, 1558033, 1832980, 3116066, 6232132, 7790165, 15580330, 31160660]

約数ペア:

[(1, 31160660), (2, 15580330), (4, 7790165), (5, 6232132), (10, 3116066), (17, 1832980), (20, 1558033), (34, 916490), (37, 842180), (68, 458245), (74, 421090), (85, 366596), (148, 210545), (170, 183298), (185, 168436), (340, 91649), (370, 84218), (629, 49540), (740, 42109), (1258, 24770), (2477, 12580), (2516, 12385), (3145, 9908), (4954, 6290)]