11843920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 80

約数和(自身を含む): 30837312

約数和(自身を除く): 18993392

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, 313, 344, 430, 440, 473, 626, 688, 860, 880, 946, 1252, 1565, 1720, 1892, 2365, 2504, 3130, 3440, 3443, 3784, 4730, 5008, 6260, 6886, 7568, 9460, 12520, 13459, 13772, 17215, 18920, 25040, 26918, 27544, 34430, 37840, 53836, 55088, 67295, 68860, 107672, 134590, 137720, 148049, 215344, 269180, 275440, 296098, 538360, 592196, 740245, 1076720, 1184392, 1480490, 2368784, 2960980, 5921960, 11843920]

約数ペア:

[(1, 11843920), (2, 5921960), (4, 2960980), (5, 2368784), (8, 1480490), (10, 1184392), (11, 1076720), (16, 740245), (20, 592196), (22, 538360), (40, 296098), (43, 275440), (44, 269180), (55, 215344), (80, 148049), (86, 137720), (88, 134590), (110, 107672), (172, 68860), (176, 67295), (215, 55088), (220, 53836), (313, 37840), (344, 34430), (430, 27544), (440, 26918), (473, 25040), (626, 18920), (688, 17215), (860, 13772), (880, 13459), (946, 12520), (1252, 9460), (1565, 7568), (1720, 6886), (1892, 6260), (2365, 5008), (2504, 4730), (3130, 3784), (3440, 3443)]