40912540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{120331}}^1$

素因数の和:120357

約数の個数: 24

約数和(自身を含む): 90970992

約数和(自身を除く): 50058452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 120331, 240662, 481324, 601655, 1203310, 2045627, 2406620, 4091254, 8182508, 10228135, 20456270, 40912540]

約数ペア:

[(1, 40912540), (2, 20456270), (4, 10228135), (5, 8182508), (10, 4091254), (17, 2406620), (20, 2045627), (34, 1203310), (68, 601655), (85, 481324), (170, 240662), (340, 120331)]