81799860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1363331}}^1$

素因数の和:1363343

約数の個数: 24

約数和(自身を含む): 229039776

約数和(自身を除く): 147239916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1363331, 2726662, 4089993, 5453324, 6816655, 8179986, 13633310, 16359972, 20449965, 27266620, 40899930, 81799860]

約数ペア:

[(1, 81799860), (2, 40899930), (3, 27266620), (4, 20449965), (5, 16359972), (6, 13633310), (10, 8179986), (12, 6816655), (15, 5453324), (20, 4089993), (30, 2726662), (60, 1363331)]