8400120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{70001}}^1$

素因数の和:70015

約数の個数: 32

約数和(自身を含む): 25200720

約数和(自身を除く): 16800600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 70001, 140002, 210003, 280004, 350005, 420006, 560008, 700010, 840012, 1050015, 1400020, 1680024, 2100030, 2800040, 4200060, 8400120]

約数ペア:

[(1, 8400120), (2, 4200060), (3, 2800040), (4, 2100030), (5, 1680024), (6, 1400020), (8, 1050015), (10, 840012), (12, 700010), (15, 560008), (20, 420006), (24, 350005), (30, 280004), (40, 210003), (60, 140002), (120, 70001)]