1319900

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 2921688

約数和(自身を除く): 1601788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 197, 268, 335, 394, 670, 788, 985, 1340, 1675, 1970, 3350, 3940, 4925, 6700, 9850, 13199, 19700, 26398, 52796, 65995, 131990, 263980, 329975, 659950, 1319900]

約数ペア:

[(1, 1319900), (2, 659950), (4, 329975), (5, 263980), (10, 131990), (20, 65995), (25, 52796), (50, 26398), (67, 19700), (100, 13199), (134, 9850), (197, 6700), (268, 4925), (335, 3940), (394, 3350), (670, 1970), (788, 1675), (985, 1340)]