2171994770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{269}}^1\times {\mathrm{6673}}^1$

素因数の和:6971

約数の個数: 48

約数和(自身を含む): 4313940120

約数和(自身を除く): 2141945350

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 269, 538, 605, 1210, 1345, 2690, 2959, 5918, 6673, 13346, 14795, 29590, 32549, 33365, 65098, 66730, 73403, 146806, 162745, 325490, 367015, 734030, 807433, 1614866, 1795037, 3590074, 4037165, 8074330, 8975185, 17950370, 19745407, 39490814, 98727035, 197454070, 217199477, 434398954, 1085997385, 2171994770]

約数ペア:

[(1, 2171994770), (2, 1085997385), (5, 434398954), (10, 217199477), (11, 197454070), (22, 98727035), (55, 39490814), (110, 19745407), (121, 17950370), (242, 8975185), (269, 8074330), (538, 4037165), (605, 3590074), (1210, 1795037), (1345, 1614866), (2690, 807433), (2959, 734030), (5918, 367015), (6673, 325490), (13346, 162745), (14795, 146806), (29590, 73403), (32549, 66730), (33365, 65098)]