31428090

素因数分解:

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

素因数の和:18411

約数の個数: 48

約数和(自身を含む): 86018400

約数和(自身を除く): 54590310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 18379, 36758, 55137, 91895, 110274, 165411, 183790, 275685, 330822, 349201, 551370, 698402, 827055, 1047603, 1654110, 1746005, 2095206, 3142809, 3492010, 5238015, 6285618, 10476030, 15714045, 31428090]

約数ペア:

[(1, 31428090), (2, 15714045), (3, 10476030), (5, 6285618), (6, 5238015), (9, 3492010), (10, 3142809), (15, 2095206), (18, 1746005), (19, 1654110), (30, 1047603), (38, 827055), (45, 698402), (57, 551370), (90, 349201), (95, 330822), (114, 275685), (171, 183790), (190, 165411), (285, 110274), (342, 91895), (570, 55137), (855, 36758), (1710, 18379)]