40721668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7603}}^1$

素因数の和:7723

約数の個数: 24

約数和(自身を含む): 77499968

約数和(自身を除く): 36778300

約数列:

[1, 2, 4, 13, 26, 52, 103, 206, 412, 1339, 2678, 5356, 7603, 15206, 30412, 98839, 197678, 395356, 783109, 1566218, 3132436, 10180417, 20360834, 40721668]

約数ペア:

[(1, 40721668), (2, 20360834), (4, 10180417), (13, 3132436), (26, 1566218), (52, 783109), (103, 395356), (206, 197678), (412, 98839), (1339, 30412), (2678, 15206), (5356, 7603)]