27509680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:794

約数の個数: 80

約数和(自身を含む): 71495424

約数和(自身を除く): 43985744

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, 430, 440, 473, 688, 727, 860, 880, 946, 1454, 1720, 1892, 2365, 2908, 3440, 3635, 3784, 4730, 5816, 7270, 7568, 7997, 9460, 11632, 14540, 15994, 18920, 29080, 31261, 31988, 37840, 39985, 58160, 62522, 63976, 79970, 125044, 127952, 156305, 159940, 250088, 312610, 319880, 343871, 500176, 625220, 639760, 687742, 1250440, 1375484, 1719355, 2500880, 2750968, 3438710, 5501936, 6877420, 13754840, 27509680]

約数ペア:

[(1, 27509680), (2, 13754840), (4, 6877420), (5, 5501936), (8, 3438710), (10, 2750968), (11, 2500880), (16, 1719355), (20, 1375484), (22, 1250440), (40, 687742), (43, 639760), (44, 625220), (55, 500176), (80, 343871), (86, 319880), (88, 312610), (110, 250088), (172, 159940), (176, 156305), (215, 127952), (220, 125044), (344, 79970), (430, 63976), (440, 62522), (473, 58160), (688, 39985), (727, 37840), (860, 31988), (880, 31261), (946, 29080), (1454, 18920), (1720, 15994), (1892, 14540), (2365, 11632), (2908, 9460), (3440, 7997), (3635, 7568), (3784, 7270), (4730, 5816)]