12354760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 31078080

約数和(自身を除く): 18723320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 653, 860, 946, 1306, 1720, 1892, 2365, 2612, 3265, 3784, 4730, 5224, 6530, 7183, 9460, 13060, 14366, 18920, 26120, 28079, 28732, 35915, 56158, 57464, 71830, 112316, 140395, 143660, 224632, 280790, 287320, 308869, 561580, 617738, 1123160, 1235476, 1544345, 2470952, 3088690, 6177380, 12354760]

約数ペア:

[(1, 12354760), (2, 6177380), (4, 3088690), (5, 2470952), (8, 1544345), (10, 1235476), (11, 1123160), (20, 617738), (22, 561580), (40, 308869), (43, 287320), (44, 280790), (55, 224632), (86, 143660), (88, 140395), (110, 112316), (172, 71830), (215, 57464), (220, 56158), (344, 35915), (430, 28732), (440, 28079), (473, 26120), (653, 18920), (860, 14366), (946, 13060), (1306, 9460), (1720, 7183), (1892, 6530), (2365, 5224), (2612, 4730), (3265, 3784)]