315623860

素因数分解:

$2^2\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{11059}}^1$

素因数の和:12495

約数の個数: 24

約数和(自身を含む): 663334560

約数和(自身を除く): 347710700

約数列:

[1, 2, 4, 5, 10, 20, 1427, 2854, 5708, 7135, 11059, 14270, 22118, 28540, 44236, 55295, 110590, 221180, 15781193, 31562386, 63124772, 78905965, 157811930, 315623860]

約数ペア:

[(1, 315623860), (2, 157811930), (4, 78905965), (5, 63124772), (10, 31562386), (20, 15781193), (1427, 221180), (2854, 110590), (5708, 55295), (7135, 44236), (11059, 28540), (14270, 22118)]