12642780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{210713}}^1$

素因数の和:210725

約数の個数: 24

約数和(自身を含む): 35399952

約数和(自身を除く): 22757172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 210713, 421426, 632139, 842852, 1053565, 1264278, 2107130, 2528556, 3160695, 4214260, 6321390, 12642780]

約数ペア:

[(1, 12642780), (2, 6321390), (3, 4214260), (4, 3160695), (5, 2528556), (6, 2107130), (10, 1264278), (12, 1053565), (15, 842852), (20, 632139), (30, 421426), (60, 210713)]