212547140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{35543}}^1$

素因数の和:35588

約数の個数: 48

約数和(自身を含む): 501596928

約数和(自身を除く): 289049788

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 35543, 71086, 142172, 177715, 355430, 462059, 710860, 817489, 924118, 1634978, 1848236, 2310295, 3269956, 4087445, 4620590, 8174890, 9241180, 10627357, 16349780, 21254714, 42509428, 53136785, 106273570, 212547140]

約数ペア:

[(1, 212547140), (2, 106273570), (4, 53136785), (5, 42509428), (10, 21254714), (13, 16349780), (20, 10627357), (23, 9241180), (26, 8174890), (46, 4620590), (52, 4087445), (65, 3269956), (92, 2310295), (115, 1848236), (130, 1634978), (230, 924118), (260, 817489), (299, 710860), (460, 462059), (598, 355430), (1196, 177715), (1495, 142172), (2990, 71086), (5980, 35543)]