1417240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3221}}^1$

素因数の和:3243

約数の個数: 32

約数和(自身を含む): 3479760

約数和(自身を除く): 2062520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3221, 6442, 12884, 16105, 25768, 32210, 35431, 64420, 70862, 128840, 141724, 177155, 283448, 354310, 708620, 1417240]

約数ペア:

[(1, 1417240), (2, 708620), (4, 354310), (5, 283448), (8, 177155), (10, 141724), (11, 128840), (20, 70862), (22, 64420), (40, 35431), (44, 32210), (55, 25768), (88, 16105), (110, 12884), (220, 6442), (440, 3221)]