4717960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 11753280

約数和(自身を除く): 7035320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 211, 215, 260, 344, 422, 430, 520, 559, 844, 860, 1055, 1118, 1688, 1720, 2110, 2236, 2743, 2795, 4220, 4472, 5486, 5590, 8440, 9073, 10972, 11180, 13715, 18146, 21944, 22360, 27430, 36292, 45365, 54860, 72584, 90730, 109720, 117949, 181460, 235898, 362920, 471796, 589745, 943592, 1179490, 2358980, 4717960]

約数ペア:

[(1, 4717960), (2, 2358980), (4, 1179490), (5, 943592), (8, 589745), (10, 471796), (13, 362920), (20, 235898), (26, 181460), (40, 117949), (43, 109720), (52, 90730), (65, 72584), (86, 54860), (104, 45365), (130, 36292), (172, 27430), (211, 22360), (215, 21944), (260, 18146), (344, 13715), (422, 11180), (430, 10972), (520, 9073), (559, 8440), (844, 5590), (860, 5486), (1055, 4472), (1118, 4220), (1688, 2795), (1720, 2743), (2110, 2236)]