15212180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 33445776

約数和(自身を除く): 18233596

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 337, 370, 610, 674, 740, 1220, 1348, 1685, 2257, 3370, 4514, 6740, 9028, 11285, 12469, 20557, 22570, 24938, 41114, 45140, 49876, 62345, 82228, 102785, 124690, 205570, 249380, 411140, 760609, 1521218, 3042436, 3803045, 7606090, 15212180]

約数ペア:

[(1, 15212180), (2, 7606090), (4, 3803045), (5, 3042436), (10, 1521218), (20, 760609), (37, 411140), (61, 249380), (74, 205570), (122, 124690), (148, 102785), (185, 82228), (244, 62345), (305, 49876), (337, 45140), (370, 41114), (610, 24938), (674, 22570), (740, 20557), (1220, 12469), (1348, 11285), (1685, 9028), (2257, 6740), (3370, 4514)]