8788340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 20623680

約数和(自身を除く): 11835340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 929, 946, 1858, 1892, 2365, 3716, 4645, 4730, 9290, 9460, 10219, 18580, 20438, 39947, 40876, 51095, 79894, 102190, 159788, 199735, 204380, 399470, 439417, 798940, 878834, 1757668, 2197085, 4394170, 8788340]

約数ペア:

[(1, 8788340), (2, 4394170), (4, 2197085), (5, 1757668), (10, 878834), (11, 798940), (20, 439417), (22, 399470), (43, 204380), (44, 199735), (55, 159788), (86, 102190), (110, 79894), (172, 51095), (215, 40876), (220, 39947), (430, 20438), (473, 18580), (860, 10219), (929, 9460), (946, 9290), (1858, 4730), (1892, 4645), (2365, 3716)]