420142844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{613}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 827072736

約数和(自身を除く): 406929892

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 421, 613, 814, 842, 1226, 1628, 1684, 2452, 4631, 6743, 9262, 13486, 15577, 18524, 22681, 26972, 31154, 45362, 62308, 90724, 171347, 249491, 258073, 342694, 498982, 516146, 685388, 997964, 1032292, 2838803, 5677606, 9548701, 11355212, 19097402, 38194804, 105035711, 210071422, 420142844]

約数ペア:

[(1, 420142844), (2, 210071422), (4, 105035711), (11, 38194804), (22, 19097402), (37, 11355212), (44, 9548701), (74, 5677606), (148, 2838803), (407, 1032292), (421, 997964), (613, 685388), (814, 516146), (842, 498982), (1226, 342694), (1628, 258073), (1684, 249491), (2452, 171347), (4631, 90724), (6743, 62308), (9262, 45362), (13486, 31154), (15577, 26972), (18524, 22681)]