29998680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{249989}}^1$

素因数の和:250003

約数の個数: 32

約数和(自身を含む): 89996400

約数和(自身を除く): 59997720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 249989, 499978, 749967, 999956, 1249945, 1499934, 1999912, 2499890, 2999868, 3749835, 4999780, 5999736, 7499670, 9999560, 14999340, 29998680]

約数ペア:

[(1, 29998680), (2, 14999340), (3, 9999560), (4, 7499670), (5, 5999736), (6, 4999780), (8, 3749835), (10, 2999868), (12, 2499890), (15, 1999912), (20, 1499934), (24, 1249945), (30, 999956), (40, 749967), (60, 499978), (120, 249989)]