30830420

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3769}}^1$

素因数の和:4187

約数の個数: 24

約数和(自身を含む): 64919400

約数和(自身を除く): 34088980

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3769, 4090, 7538, 8180, 15076, 18845, 37690, 75380, 1541521, 3083042, 6166084, 7707605, 15415210, 30830420]

約数ペア:

[(1, 30830420), (2, 15415210), (4, 7707605), (5, 6166084), (10, 3083042), (20, 1541521), (409, 75380), (818, 37690), (1636, 18845), (2045, 15076), (3769, 8180), (4090, 7538)]