118438640

素因数分解:

$2^4\times 5^1\times {\mathrm{1480483}}^1$

素因数の和:1480496

約数の個数: 20

約数和(自身を含む): 275370024

約数和(自身を除く): 156931384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1480483, 2960966, 5921932, 7402415, 11843864, 14804830, 23687728, 29609660, 59219320, 118438640]

約数ペア:

[(1, 118438640), (2, 59219320), (4, 29609660), (5, 23687728), (8, 14804830), (10, 11843864), (16, 7402415), (20, 5921932), (40, 2960966), (80, 1480483)]