81130020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1352167}}^1$

素因数の和:1352179

約数の個数: 24

約数和(自身を含む): 227164224

約数和(自身を除く): 146034204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1352167, 2704334, 4056501, 5408668, 6760835, 8113002, 13521670, 16226004, 20282505, 27043340, 40565010, 81130020]

約数ペア:

[(1, 81130020), (2, 40565010), (3, 27043340), (4, 20282505), (5, 16226004), (6, 13521670), (10, 8113002), (12, 6760835), (15, 5408668), (20, 4056501), (30, 2704334), (60, 1352167)]