13138840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2297}}^1$

素因数の和:2332

約数の個数: 64

約数和(自身を含む): 34745760

約数和(自身を除く): 21606920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2297, 2860, 4594, 5720, 9188, 11485, 18376, 22970, 25267, 29861, 45940, 50534, 59722, 91880, 101068, 119444, 126335, 149305, 202136, 238888, 252670, 298610, 328471, 505340, 597220, 656942, 1010680, 1194440, 1313884, 1642355, 2627768, 3284710, 6569420, 13138840]

約数ペア:

[(1, 13138840), (2, 6569420), (4, 3284710), (5, 2627768), (8, 1642355), (10, 1313884), (11, 1194440), (13, 1010680), (20, 656942), (22, 597220), (26, 505340), (40, 328471), (44, 298610), (52, 252670), (55, 238888), (65, 202136), (88, 149305), (104, 126335), (110, 119444), (130, 101068), (143, 91880), (220, 59722), (260, 50534), (286, 45940), (440, 29861), (520, 25267), (572, 22970), (715, 18376), (1144, 11485), (1430, 9188), (2297, 5720), (2860, 4594)]