84906760

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15271}}^1$

素因数の和:15421

約数の個数: 32

約数和(自身を含む): 192427200

約数和(自身を除く): 107520440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 15271, 30542, 61084, 76355, 122168, 152710, 305420, 610840, 2122669, 4245338, 8490676, 10613345, 16981352, 21226690, 42453380, 84906760]

約数ペア:

[(1, 84906760), (2, 42453380), (4, 21226690), (5, 16981352), (8, 10613345), (10, 8490676), (20, 4245338), (40, 2122669), (139, 610840), (278, 305420), (556, 152710), (695, 122168), (1112, 76355), (1390, 61084), (2780, 30542), (5560, 15271)]