2762320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 7267392

約数和(自身を除く): 4505072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 73, 80, 86, 88, 110, 146, 172, 176, 215, 220, 292, 344, 365, 430, 440, 473, 584, 688, 730, 803, 860, 880, 946, 1168, 1460, 1606, 1720, 1892, 2365, 2920, 3139, 3212, 3440, 3784, 4015, 4730, 5840, 6278, 6424, 7568, 8030, 9460, 12556, 12848, 15695, 16060, 18920, 25112, 31390, 32120, 34529, 37840, 50224, 62780, 64240, 69058, 125560, 138116, 172645, 251120, 276232, 345290, 552464, 690580, 1381160, 2762320]

約数ペア:

[(1, 2762320), (2, 1381160), (4, 690580), (5, 552464), (8, 345290), (10, 276232), (11, 251120), (16, 172645), (20, 138116), (22, 125560), (40, 69058), (43, 64240), (44, 62780), (55, 50224), (73, 37840), (80, 34529), (86, 32120), (88, 31390), (110, 25112), (146, 18920), (172, 16060), (176, 15695), (215, 12848), (220, 12556), (292, 9460), (344, 8030), (365, 7568), (430, 6424), (440, 6278), (473, 5840), (584, 4730), (688, 4015), (730, 3784), (803, 3440), (860, 3212), (880, 3139), (946, 2920), (1168, 2365), (1460, 1892), (1606, 1720)]