16439820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{273997}}^1$

素因数の和:274009

約数の個数: 24

約数和(自身を含む): 46031664

約数和(自身を除く): 29591844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 273997, 547994, 821991, 1095988, 1369985, 1643982, 2739970, 3287964, 4109955, 5479940, 8219910, 16439820]

約数ペア:

[(1, 16439820), (2, 8219910), (3, 5479940), (4, 4109955), (5, 3287964), (6, 2739970), (10, 1643982), (12, 1369985), (15, 1095988), (20, 821991), (30, 547994), (60, 273997)]