54917140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{161521}}^1$

素因数の和:161547

約数の個数: 24

約数和(自身を含む): 122110632

約数和(自身を除く): 67193492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 161521, 323042, 646084, 807605, 1615210, 2745857, 3230420, 5491714, 10983428, 13729285, 27458570, 54917140]

約数ペア:

[(1, 54917140), (2, 27458570), (4, 13729285), (5, 10983428), (10, 5491714), (17, 3230420), (20, 2745857), (34, 1615210), (68, 807605), (85, 646084), (170, 323042), (340, 161521)]