5591080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 13970880

約数和(自身を除く): 8379800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 131, 194, 220, 262, 388, 440, 485, 524, 655, 776, 970, 1048, 1067, 1310, 1441, 1940, 2134, 2620, 2882, 3880, 4268, 5240, 5335, 5764, 7205, 8536, 10670, 11528, 12707, 14410, 21340, 25414, 28820, 42680, 50828, 57640, 63535, 101656, 127070, 139777, 254140, 279554, 508280, 559108, 698885, 1118216, 1397770, 2795540, 5591080]

約数ペア:

[(1, 5591080), (2, 2795540), (4, 1397770), (5, 1118216), (8, 698885), (10, 559108), (11, 508280), (20, 279554), (22, 254140), (40, 139777), (44, 127070), (55, 101656), (88, 63535), (97, 57640), (110, 50828), (131, 42680), (194, 28820), (220, 25414), (262, 21340), (388, 14410), (440, 12707), (485, 11528), (524, 10670), (655, 8536), (776, 7205), (970, 5764), (1048, 5335), (1067, 5240), (1310, 4268), (1441, 3880), (1940, 2882), (2134, 2620)]