135630280

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{12241}}^1$

素因数の和:12529

約数の個数: 32

約数和(自身を含む): 306294840

約数和(自身を除く): 170664560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 12241, 24482, 48964, 61205, 97928, 122410, 244820, 489640, 3390757, 6781514, 13563028, 16953785, 27126056, 33907570, 67815140, 135630280]

約数ペア:

[(1, 135630280), (2, 67815140), (4, 33907570), (5, 27126056), (8, 16953785), (10, 13563028), (20, 6781514), (40, 3390757), (277, 489640), (554, 244820), (1108, 122410), (1385, 97928), (2216, 61205), (2770, 48964), (5540, 24482), (11080, 12241)]