143213240

素因数分解:

$2^3\times 5^1\times {\mathrm{3580331}}^1$

素因数の和:3580342

約数の個数: 16

約数和(自身を含む): 322229880

約数和(自身を除く): 179016640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3580331, 7160662, 14321324, 17901655, 28642648, 35803310, 71606620, 143213240]

約数ペア:

[(1, 143213240), (2, 71606620), (4, 35803310), (5, 28642648), (8, 17901655), (10, 14321324), (20, 7160662), (40, 3580331)]