8409280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2389}}^1$

素因数の和:2417

約数の個数: 56

約数和(自身を含む): 21854160

約数和(自身を除く): 13444880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 2389, 3520, 4778, 9556, 11945, 19112, 23890, 26279, 38224, 47780, 52558, 76448, 95560, 105116, 131395, 152896, 191120, 210232, 262790, 382240, 420464, 525580, 764480, 840928, 1051160, 1681856, 2102320, 4204640, 8409280]

約数ペア:

[(1, 8409280), (2, 4204640), (4, 2102320), (5, 1681856), (8, 1051160), (10, 840928), (11, 764480), (16, 525580), (20, 420464), (22, 382240), (32, 262790), (40, 210232), (44, 191120), (55, 152896), (64, 131395), (80, 105116), (88, 95560), (110, 76448), (160, 52558), (176, 47780), (220, 38224), (320, 26279), (352, 23890), (440, 19112), (704, 11945), (880, 9556), (1760, 4778), (2389, 3520)]