2000304878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:933

約数の個数: 64

約数和(自身を含む): 3636964800

約数和(自身を除く): 1636659922

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 421, 449, 481, 814, 842, 898, 962, 4631, 4939, 5291, 5473, 5837, 9262, 9878, 10582, 10946, 11674, 15577, 16613, 31154, 33226, 60203, 64207, 120406, 128414, 171347, 182743, 189029, 202501, 215969, 342694, 365486, 378058, 405002, 431938, 2079319, 2227511, 2375659, 2457377, 4158638, 4455022, 4751318, 4914754, 6994073, 13988146, 27031147, 54062294, 76934803, 90922949, 153869606, 181845898, 1000152439, 2000304878]

約数ペア:

[(1, 2000304878), (2, 1000152439), (11, 181845898), (13, 153869606), (22, 90922949), (26, 76934803), (37, 54062294), (74, 27031147), (143, 13988146), (286, 6994073), (407, 4914754), (421, 4751318), (449, 4455022), (481, 4158638), (814, 2457377), (842, 2375659), (898, 2227511), (962, 2079319), (4631, 431938), (4939, 405002), (5291, 378058), (5473, 365486), (5837, 342694), (9262, 215969), (9878, 202501), (10582, 189029), (10946, 182743), (11674, 171347), (15577, 128414), (16613, 120406), (31154, 64207), (33226, 60203)]