20952060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18379}}^1$

素因数の和:18410

約数の個数: 48

約数和(自身を含む): 61756800

約数和(自身を除く): 40804740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18379, 36758, 55137, 73516, 91895, 110274, 183790, 220548, 275685, 349201, 367580, 551370, 698402, 1047603, 1102740, 1396804, 1746005, 2095206, 3492010, 4190412, 5238015, 6984020, 10476030, 20952060]

約数ペア:

[(1, 20952060), (2, 10476030), (3, 6984020), (4, 5238015), (5, 4190412), (6, 3492010), (10, 2095206), (12, 1746005), (15, 1396804), (19, 1102740), (20, 1047603), (30, 698402), (38, 551370), (57, 367580), (60, 349201), (76, 275685), (95, 220548), (114, 183790), (190, 110274), (228, 91895), (285, 73516), (380, 55137), (570, 36758), (1140, 18379)]