2988980

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 6316800

約数和(自身を除く): 3327820

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 751, 796, 995, 1502, 1990, 3004, 3755, 3980, 7510, 15020, 149449, 298898, 597796, 747245, 1494490, 2988980]

約数ペア:

[(1, 2988980), (2, 1494490), (4, 747245), (5, 597796), (10, 298898), (20, 149449), (199, 15020), (398, 7510), (751, 3980), (796, 3755), (995, 3004), (1502, 1990)]