11953220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 26717040

約数和(自身を除く): 14763820

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 557, 580, 740, 1073, 1114, 2146, 2228, 2785, 4292, 5365, 5570, 10730, 11140, 16153, 20609, 21460, 32306, 41218, 64612, 80765, 82436, 103045, 161530, 206090, 323060, 412180, 597661, 1195322, 2390644, 2988305, 5976610, 11953220]

約数ペア:

[(1, 11953220), (2, 5976610), (4, 2988305), (5, 2390644), (10, 1195322), (20, 597661), (29, 412180), (37, 323060), (58, 206090), (74, 161530), (116, 103045), (145, 82436), (148, 80765), (185, 64612), (290, 41218), (370, 32306), (557, 21460), (580, 20609), (740, 16153), (1073, 11140), (1114, 10730), (2146, 5570), (2228, 5365), (2785, 4292)]