19870680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{165589}}^1$

素因数の和:165603

約数の個数: 32

約数和(自身を含む): 59612400

約数和(自身を除く): 39741720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 165589, 331178, 496767, 662356, 827945, 993534, 1324712, 1655890, 1987068, 2483835, 3311780, 3974136, 4967670, 6623560, 9935340, 19870680]

約数ペア:

[(1, 19870680), (2, 9935340), (3, 6623560), (4, 4967670), (5, 3974136), (6, 3311780), (8, 2483835), (10, 1987068), (12, 1655890), (15, 1324712), (20, 993534), (24, 827945), (30, 662356), (40, 496767), (60, 331178), (120, 165589)]