127548680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{455531}}^1$

素因数の和:455549

約数の個数: 32

約数和(自身を含む): 327983040

約数和(自身を除く): 200434360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 455531, 911062, 1822124, 2277655, 3188717, 3644248, 4555310, 6377434, 9110620, 12754868, 15943585, 18221240, 25509736, 31887170, 63774340, 127548680]

約数ペア:

[(1, 127548680), (2, 63774340), (4, 31887170), (5, 25509736), (7, 18221240), (8, 15943585), (10, 12754868), (14, 9110620), (20, 6377434), (28, 4555310), (35, 3644248), (40, 3188717), (56, 2277655), (70, 1822124), (140, 911062), (280, 455531)]