1280533.00000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88789}}^1$

素因数の和:88814

約数の個数: 48

約数和(自身を含む): 208834080

約数和(自身を除く): 139578660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 88789, 177578, 266367, 355156, 443945, 532734, 887890, 1065468, 1154257, 1331835, 1775780, 2308514, 2663670, 3462771, 4617028, 5327340, 5771285, 6925542, 11542570, 13851084, 17313855, 23085140, 34627710, 69255420]

約数ペア:

[(1, 69255420), (2, 34627710), (3, 23085140), (4, 17313855), (5, 13851084), (6, 11542570), (10, 6925542), (12, 5771285), (13, 5327340), (15, 4617028), (20, 3462771), (26, 2663670), (30, 2308514), (39, 1775780), (52, 1331835), (60, 1154257), (65, 1065468), (78, 887890), (130, 532734), (156, 443945), (195, 355156), (260, 266367), (390, 177578), (780, 88789)]