638187780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{17239}}^1$

素因数の和:17868

約数の個数: 48

約数和(自身を含む): 1789925760

約数和(自身を除く): 1151737980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 617, 1234, 1851, 2468, 3085, 3702, 6170, 7404, 9255, 12340, 17239, 18510, 34478, 37020, 51717, 68956, 86195, 103434, 172390, 206868, 258585, 344780, 517170, 1034340, 10636463, 21272926, 31909389, 42545852, 53182315, 63818778, 106364630, 127637556, 159546945, 212729260, 319093890, 638187780]

約数ペア:

[(1, 638187780), (2, 319093890), (3, 212729260), (4, 159546945), (5, 127637556), (6, 106364630), (10, 63818778), (12, 53182315), (15, 42545852), (20, 31909389), (30, 21272926), (60, 10636463), (617, 1034340), (1234, 517170), (1851, 344780), (2468, 258585), (3085, 206868), (3702, 172390), (6170, 103434), (7404, 86195), (9255, 68956), (12340, 51717), (17239, 37020), (18510, 34478)]