1245692690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1203

約数の個数: 64

約数和(自身を含む): 2521628928

約数和(自身を除く): 1275936238

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 421, 727, 814, 842, 1454, 2035, 2105, 3635, 4070, 4210, 4631, 7270, 7997, 9262, 15577, 15994, 23155, 26899, 31154, 39985, 46310, 53798, 77885, 79970, 134495, 155770, 171347, 268990, 295889, 306067, 342694, 591778, 612134, 856735, 1479445, 1530335, 1713470, 2958890, 3060670, 3366737, 6733474, 11324479, 16833685, 22648958, 33667370, 56622395, 113244790, 124569269, 249138538, 622846345, 1245692690]

約数ペア:

[(1, 1245692690), (2, 622846345), (5, 249138538), (10, 124569269), (11, 113244790), (22, 56622395), (37, 33667370), (55, 22648958), (74, 16833685), (110, 11324479), (185, 6733474), (370, 3366737), (407, 3060670), (421, 2958890), (727, 1713470), (814, 1530335), (842, 1479445), (1454, 856735), (2035, 612134), (2105, 591778), (3635, 342694), (4070, 306067), (4210, 295889), (4631, 268990), (7270, 171347), (7997, 155770), (9262, 134495), (15577, 79970), (15994, 77885), (23155, 53798), (26899, 46310), (31154, 39985)]