237913780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{915053}}^1$

素因数の和:915075

約数の個数: 24

約数和(自身を含む): 538051752

約数和(自身を除く): 300137972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 915053, 1830106, 3660212, 4575265, 9150530, 11895689, 18301060, 23791378, 47582756, 59478445, 118956890, 237913780]

約数ペア:

[(1, 237913780), (2, 118956890), (4, 59478445), (5, 47582756), (10, 23791378), (13, 18301060), (20, 11895689), (26, 9150530), (52, 4575265), (65, 3660212), (130, 1830106), (260, 915053)]