189374920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{676339}}^1$

素因数の和:676357

約数の個数: 32

約数和(自身を含む): 486964800

約数和(自身を除く): 297589880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 676339, 1352678, 2705356, 3381695, 4734373, 5410712, 6763390, 9468746, 13526780, 18937492, 23671865, 27053560, 37874984, 47343730, 94687460, 189374920]

約数ペア:

[(1, 189374920), (2, 94687460), (4, 47343730), (5, 37874984), (7, 27053560), (8, 23671865), (10, 18937492), (14, 13526780), (20, 9468746), (28, 6763390), (35, 5410712), (40, 4734373), (56, 3381695), (70, 2705356), (140, 1352678), (280, 676339)]