291214383880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1040051371}}^1$

素因数の和:1040051389

約数の個数: 32

約数和(自身を含む): 748836987840

約数和(自身を除く): 457622603960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1040051371, 2080102742, 4160205484, 5200256855, 7280359597, 8320410968, 10400513710, 14560719194, 20801027420, 29121438388, 36401797985, 41602054840, 58242876776, 72803595970, 145607191940, 291214383880]

約数ペア:

[(1, 291214383880), (2, 145607191940), (4, 72803595970), (5, 58242876776), (7, 41602054840), (8, 36401797985), (10, 29121438388), (14, 20801027420), (20, 14560719194), (28, 10400513710), (35, 8320410968), (40, 7280359597), (56, 5200256855), (70, 4160205484), (140, 2080102742), (280, 1040051371)]