26791223.000000000

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{384257}}^1$

素因数の和:384276

約数の個数: 48

約数和(自身を含む): 516442752

約数和(自身を除く): 355054812

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 384257, 768514, 1152771, 1537028, 1921285, 2305542, 2689799, 3842570, 4611084, 5379598, 5763855, 7685140, 8069397, 10759196, 11527710, 13448995, 16138794, 23055420, 26897990, 32277588, 40346985, 53795980, 80693970, 161387940]

約数ペア:

[(1, 161387940), (2, 80693970), (3, 53795980), (4, 40346985), (5, 32277588), (6, 26897990), (7, 23055420), (10, 16138794), (12, 13448995), (14, 11527710), (15, 10759196), (20, 8069397), (21, 7685140), (28, 5763855), (30, 5379598), (35, 4611084), (42, 3842570), (60, 2689799), (70, 2305542), (84, 1921285), (105, 1537028), (140, 1152771), (210, 768514), (420, 384257)]