8540488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 18659520

約数和(自身を除く): 10119032

約数列:

[1, 2, 4, 8, 11, 22, 37, 43, 44, 61, 74, 86, 88, 122, 148, 172, 244, 296, 344, 407, 473, 488, 671, 814, 946, 1342, 1591, 1628, 1892, 2257, 2623, 2684, 3182, 3256, 3784, 4514, 5246, 5368, 6364, 9028, 10492, 12728, 17501, 18056, 20984, 24827, 28853, 35002, 49654, 57706, 70004, 97051, 99308, 115412, 140008, 194102, 198616, 230824, 388204, 776408, 1067561, 2135122, 4270244, 8540488]

約数ペア:

[(1, 8540488), (2, 4270244), (4, 2135122), (8, 1067561), (11, 776408), (22, 388204), (37, 230824), (43, 198616), (44, 194102), (61, 140008), (74, 115412), (86, 99308), (88, 97051), (122, 70004), (148, 57706), (172, 49654), (244, 35002), (296, 28853), (344, 24827), (407, 20984), (473, 18056), (488, 17501), (671, 12728), (814, 10492), (946, 9028), (1342, 6364), (1591, 5368), (1628, 5246), (1892, 4514), (2257, 3784), (2623, 3256), (2684, 3182)]