23490280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 58164480

約数和(自身を除く): 34674200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 220, 271, 394, 440, 542, 788, 985, 1084, 1355, 1576, 1970, 2167, 2168, 2710, 2981, 3940, 4334, 5420, 5962, 7880, 8668, 10835, 10840, 11924, 14905, 17336, 21670, 23848, 29810, 43340, 53387, 59620, 86680, 106774, 119240, 213548, 266935, 427096, 533870, 587257, 1067740, 1174514, 2135480, 2349028, 2936285, 4698056, 5872570, 11745140, 23490280]

約数ペア:

[(1, 23490280), (2, 11745140), (4, 5872570), (5, 4698056), (8, 2936285), (10, 2349028), (11, 2135480), (20, 1174514), (22, 1067740), (40, 587257), (44, 533870), (55, 427096), (88, 266935), (110, 213548), (197, 119240), (220, 106774), (271, 86680), (394, 59620), (440, 53387), (542, 43340), (788, 29810), (985, 23848), (1084, 21670), (1355, 17336), (1576, 14905), (1970, 11924), (2167, 10840), (2168, 10835), (2710, 8668), (2981, 7880), (3940, 5962), (4334, 5420)]