8687940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7621}}^1$

素因数の和:7652

約数の個数: 48

約数和(自身を含む): 25609920

約数和(自身を除く): 16921980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 7621, 15242, 22863, 30484, 38105, 45726, 76210, 91452, 114315, 144799, 152420, 228630, 289598, 434397, 457260, 579196, 723995, 868794, 1447990, 1737588, 2171985, 2895980, 4343970, 8687940]

約数ペア:

[(1, 8687940), (2, 4343970), (3, 2895980), (4, 2171985), (5, 1737588), (6, 1447990), (10, 868794), (12, 723995), (15, 579196), (19, 457260), (20, 434397), (30, 289598), (38, 228630), (57, 152420), (60, 144799), (76, 114315), (95, 91452), (114, 76210), (190, 45726), (228, 38105), (285, 30484), (380, 22863), (570, 15242), (1140, 7621)]