13130480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 34176384

約数和(自身を除く): 21045904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 347, 430, 440, 473, 688, 694, 860, 880, 946, 1388, 1720, 1735, 1892, 2365, 2776, 3440, 3470, 3784, 3817, 4730, 5552, 6940, 7568, 7634, 9460, 13880, 14921, 15268, 18920, 19085, 27760, 29842, 30536, 37840, 38170, 59684, 61072, 74605, 76340, 119368, 149210, 152680, 164131, 238736, 298420, 305360, 328262, 596840, 656524, 820655, 1193680, 1313048, 1641310, 2626096, 3282620, 6565240, 13130480]

約数ペア:

[(1, 13130480), (2, 6565240), (4, 3282620), (5, 2626096), (8, 1641310), (10, 1313048), (11, 1193680), (16, 820655), (20, 656524), (22, 596840), (40, 328262), (43, 305360), (44, 298420), (55, 238736), (80, 164131), (86, 152680), (88, 149210), (110, 119368), (172, 76340), (176, 74605), (215, 61072), (220, 59684), (344, 38170), (347, 37840), (430, 30536), (440, 29842), (473, 27760), (688, 19085), (694, 18920), (860, 15268), (880, 14921), (946, 13880), (1388, 9460), (1720, 7634), (1735, 7568), (1892, 6940), (2365, 5552), (2776, 4730), (3440, 3817), (3470, 3784)]