556771880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1988471}}^1$

素因数の和:1988489

約数の個数: 32

約数和(自身を含む): 1431699840

約数和(自身を除く): 874927960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1988471, 3976942, 7953884, 9942355, 13919297, 15907768, 19884710, 27838594, 39769420, 55677188, 69596485, 79538840, 111354376, 139192970, 278385940, 556771880]

約数ペア:

[(1, 556771880), (2, 278385940), (4, 139192970), (5, 111354376), (7, 79538840), (8, 69596485), (10, 55677188), (14, 39769420), (20, 27838594), (28, 19884710), (35, 15907768), (40, 13919297), (56, 9942355), (70, 7953884), (140, 3976942), (280, 1988471)]