3922490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 8379936

約数和(自身を除く): 4457446

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 169, 211, 286, 338, 422, 715, 845, 1055, 1430, 1690, 1859, 2110, 2321, 2743, 3718, 4642, 5486, 9295, 11605, 13715, 18590, 23210, 27430, 30173, 35659, 60346, 71318, 150865, 178295, 301730, 356590, 392249, 784498, 1961245, 3922490]

約数ペア:

[(1, 3922490), (2, 1961245), (5, 784498), (10, 392249), (11, 356590), (13, 301730), (22, 178295), (26, 150865), (55, 71318), (65, 60346), (110, 35659), (130, 30173), (143, 27430), (169, 23210), (211, 18590), (286, 13715), (338, 11605), (422, 9295), (715, 5486), (845, 4642), (1055, 3718), (1430, 2743), (1690, 2321), (1859, 2110)]