2190280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3249

約数の個数: 32

約数和(自身を含む): 5219640

約数和(自身を除く): 3029360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3221, 6442, 12884, 16105, 25768, 32210, 54757, 64420, 109514, 128840, 219028, 273785, 438056, 547570, 1095140, 2190280]

約数ペア:

[(1, 2190280), (2, 1095140), (4, 547570), (5, 438056), (8, 273785), (10, 219028), (17, 128840), (20, 109514), (34, 64420), (40, 54757), (68, 32210), (85, 25768), (136, 16105), (170, 12884), (340, 6442), (680, 3221)]