3159880

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 7163640

約数和(自身を除く): 4003760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 401, 788, 802, 985, 1576, 1604, 1970, 2005, 3208, 3940, 4010, 7880, 8020, 16040, 78997, 157994, 315988, 394985, 631976, 789970, 1579940, 3159880]

約数ペア:

[(1, 3159880), (2, 1579940), (4, 789970), (5, 631976), (8, 394985), (10, 315988), (20, 157994), (40, 78997), (197, 16040), (394, 8020), (401, 7880), (788, 4010), (802, 3940), (985, 3208), (1576, 2005), (1604, 1970)]