1749762020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{8513}}^1$

素因数の和:8804

約数の個数: 48

約数和(自身を含む): 3776129280

約数和(自身を除く): 2026367260

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 239, 430, 478, 860, 956, 1195, 2390, 4780, 8513, 10277, 17026, 20554, 34052, 41108, 42565, 51385, 85130, 102770, 170260, 205540, 366059, 732118, 1464236, 1830295, 2034607, 3660590, 4069214, 7321180, 8138428, 10173035, 20346070, 40692140, 87488101, 174976202, 349952404, 437440505, 874881010, 1749762020]

約数ペア:

[(1, 1749762020), (2, 874881010), (4, 437440505), (5, 349952404), (10, 174976202), (20, 87488101), (43, 40692140), (86, 20346070), (172, 10173035), (215, 8138428), (239, 7321180), (430, 4069214), (478, 3660590), (860, 2034607), (956, 1830295), (1195, 1464236), (2390, 732118), (4780, 366059), (8513, 205540), (10277, 170260), (17026, 102770), (20554, 85130), (34052, 51385), (41108, 42565)]