8235280

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{331}}^1$

素因数の和:655

約数の個数: 40

約数和(自身を含む): 19266624

約数和(自身を除く): 11031344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 331, 622, 662, 1244, 1324, 1555, 1655, 2488, 2648, 3110, 3310, 4976, 5296, 6220, 6620, 12440, 13240, 24880, 26480, 102941, 205882, 411764, 514705, 823528, 1029410, 1647056, 2058820, 4117640, 8235280]

約数ペア:

[(1, 8235280), (2, 4117640), (4, 2058820), (5, 1647056), (8, 1029410), (10, 823528), (16, 514705), (20, 411764), (40, 205882), (80, 102941), (311, 26480), (331, 24880), (622, 13240), (662, 12440), (1244, 6620), (1324, 6220), (1555, 5296), (1655, 4976), (2488, 3310), (2648, 3110)]