118694420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{456517}}^1$

素因数の和:456539

約数の個数: 24

約数和(自身を含む): 268432584

約数和(自身を除く): 149738164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 456517, 913034, 1826068, 2282585, 4565170, 5934721, 9130340, 11869442, 23738884, 29673605, 59347210, 118694420]

約数ペア:

[(1, 118694420), (2, 59347210), (4, 29673605), (5, 23738884), (10, 11869442), (13, 9130340), (20, 5934721), (26, 4565170), (52, 2282585), (65, 1826068), (130, 913034), (260, 456517)]