169631480

素因数分解:

$2^3\times 5^1\times {\mathrm{4240787}}^1$

素因数の和:4240798

約数の個数: 16

約数和(自身を含む): 381670920

約数和(自身を除く): 212039440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4240787, 8481574, 16963148, 21203935, 33926296, 42407870, 84815740, 169631480]

約数ペア:

[(1, 169631480), (2, 84815740), (4, 42407870), (5, 33926296), (8, 21203935), (10, 16963148), (20, 8481574), (40, 4240787)]