1381160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 3516480

約数和(自身を除く): 2135320

約数列:

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

約数ペア:

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