13088680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 32503680

約数和(自身を除く): 19415000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 197, 220, 302, 394, 440, 604, 755, 788, 985, 1208, 1510, 1576, 1661, 1970, 2167, 3020, 3322, 3940, 4334, 6040, 6644, 7880, 8305, 8668, 10835, 13288, 16610, 17336, 21670, 29747, 33220, 43340, 59494, 66440, 86680, 118988, 148735, 237976, 297470, 327217, 594940, 654434, 1189880, 1308868, 1636085, 2617736, 3272170, 6544340, 13088680]

約数ペア:

[(1, 13088680), (2, 6544340), (4, 3272170), (5, 2617736), (8, 1636085), (10, 1308868), (11, 1189880), (20, 654434), (22, 594940), (40, 327217), (44, 297470), (55, 237976), (88, 148735), (110, 118988), (151, 86680), (197, 66440), (220, 59494), (302, 43340), (394, 33220), (440, 29747), (604, 21670), (755, 17336), (788, 16610), (985, 13288), (1208, 10835), (1510, 8668), (1576, 8305), (1661, 7880), (1970, 6644), (2167, 6040), (3020, 4334), (3322, 3940)]