8887160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5419}}^1$

素因数の和:5471

約数の個数: 32

約数和(自身を含む): 20487600

約数和(自身を除く): 11600440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5419, 10838, 21676, 27095, 43352, 54190, 108380, 216760, 222179, 444358, 888716, 1110895, 1777432, 2221790, 4443580, 8887160]

約数ペア:

[(1, 8887160), (2, 4443580), (4, 2221790), (5, 1777432), (8, 1110895), (10, 888716), (20, 444358), (40, 222179), (41, 216760), (82, 108380), (164, 54190), (205, 43352), (328, 27095), (410, 21676), (820, 10838), (1640, 5419)]