1620180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{9001}}^1$

素因数の和:9016

約数の個数: 36

約数和(自身を含む): 4915092

約数和(自身を除く): 3294912

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 9001, 18002, 27003, 36004, 45005, 54006, 81009, 90010, 108012, 135015, 162018, 180020, 270030, 324036, 405045, 540060, 810090, 1620180]

約数ペア:

[(1, 1620180), (2, 810090), (3, 540060), (4, 405045), (5, 324036), (6, 270030), (9, 180020), (10, 162018), (12, 135015), (15, 108012), (18, 90010), (20, 81009), (30, 54006), (36, 45005), (45, 36004), (60, 27003), (90, 18002), (180, 9001)]