12779820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{70999}}^1$

素因数の和:71014

約数の個数: 36

約数和(自身を含む): 38766000

約数和(自身を除く): 25986180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 70999, 141998, 212997, 283996, 354995, 425994, 638991, 709990, 851988, 1064985, 1277982, 1419980, 2129970, 2555964, 3194955, 4259940, 6389910, 12779820]

約数ペア:

[(1, 12779820), (2, 6389910), (3, 4259940), (4, 3194955), (5, 2555964), (6, 2129970), (9, 1419980), (10, 1277982), (12, 1064985), (15, 851988), (18, 709990), (20, 638991), (30, 425994), (36, 354995), (45, 283996), (60, 212997), (90, 141998), (180, 70999)]