18040020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{300667}}^1$

素因数の和:300679

約数の個数: 24

約数和(自身を含む): 50512224

約数和(自身を除く): 32472204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 300667, 601334, 902001, 1202668, 1503335, 1804002, 3006670, 3608004, 4510005, 6013340, 9020010, 18040020]

約数ペア:

[(1, 18040020), (2, 9020010), (3, 6013340), (4, 4510005), (5, 3608004), (6, 3006670), (10, 1804002), (12, 1503335), (15, 1202668), (20, 902001), (30, 601334), (60, 300667)]