1025402280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1220717}}^1$

素因数の和:1220738

約数の個数: 64

約数和(自身を含む): 3515667840

約数和(自身を除く): 2490265560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1220717, 2441434, 3662151, 4882868, 6103585, 7324302, 8545019, 9765736, 12207170, 14648604, 17090038, 18310755, 24414340, 25635057, 29297208, 34180076, 36621510, 42725095, 48828680, 51270114, 68360152, 73243020, 85450190, 102540228, 128175285, 146486040, 170900380, 205080456, 256350570, 341800760, 512701140, 1025402280]

約数ペア:

[(1, 1025402280), (2, 512701140), (3, 341800760), (4, 256350570), (5, 205080456), (6, 170900380), (7, 146486040), (8, 128175285), (10, 102540228), (12, 85450190), (14, 73243020), (15, 68360152), (20, 51270114), (21, 48828680), (24, 42725095), (28, 36621510), (30, 34180076), (35, 29297208), (40, 25635057), (42, 24414340), (56, 18310755), (60, 17090038), (70, 14648604), (84, 12207170), (105, 9765736), (120, 8545019), (140, 7324302), (168, 6103585), (210, 4882868), (280, 3662151), (420, 2441434), (840, 1220717)]