39820860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221227}}^1$

素因数の和:221242

約数の個数: 36

約数和(自身を含む): 120790488

約数和(自身を除く): 80969628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221227, 442454, 663681, 884908, 1106135, 1327362, 1991043, 2212270, 2654724, 3318405, 3982086, 4424540, 6636810, 7964172, 9955215, 13273620, 19910430, 39820860]

約数ペア:

[(1, 39820860), (2, 19910430), (3, 13273620), (4, 9955215), (5, 7964172), (6, 6636810), (9, 4424540), (10, 3982086), (12, 3318405), (15, 2654724), (18, 2212270), (20, 1991043), (30, 1327362), (36, 1106135), (45, 884908), (60, 663681), (90, 442454), (180, 221227)]