268431640

素因数分解:

$2^3\times 5^1\times {\mathrm{6710791}}^1$

素因数の和:6710802

約数の個数: 16

約数和(自身を含む): 603971280

約数和(自身を除く): 335539640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6710791, 13421582, 26843164, 33553955, 53686328, 67107910, 134215820, 268431640]

約数ペア:

[(1, 268431640), (2, 134215820), (4, 67107910), (5, 53686328), (8, 33553955), (10, 26843164), (20, 13421582), (40, 6710791)]