40961180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157543}}^1$

素因数の和:157565

約数の個数: 24

約数和(自身を含む): 92635872

約数和(自身を除く): 51674692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 157543, 315086, 630172, 787715, 1575430, 2048059, 3150860, 4096118, 8192236, 10240295, 20480590, 40961180]

約数ペア:

[(1, 40961180), (2, 20480590), (4, 10240295), (5, 8192236), (10, 4096118), (13, 3150860), (20, 2048059), (26, 1575430), (52, 787715), (65, 630172), (130, 315086), (260, 157543)]