206573240

素因数分解:

$2^3\times 5^1\times {\mathrm{5164331}}^1$

素因数の和:5164342

約数の個数: 16

約数和(自身を含む): 464789880

約数和(自身を除く): 258216640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5164331, 10328662, 20657324, 25821655, 41314648, 51643310, 103286620, 206573240]

約数ペア:

[(1, 206573240), (2, 103286620), (4, 51643310), (5, 41314648), (8, 25821655), (10, 20657324), (20, 10328662), (40, 5164331)]