1338560880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5577337}}^1$

素因数の和:5577353

約数の個数: 40

約数和(自身を含む): 4149539472

約数和(自身を除く): 2810978592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5577337, 11154674, 16732011, 22309348, 27886685, 33464022, 44618696, 55773370, 66928044, 83660055, 89237392, 111546740, 133856088, 167320110, 223093480, 267712176, 334640220, 446186960, 669280440, 1338560880]

約数ペア:

[(1, 1338560880), (2, 669280440), (3, 446186960), (4, 334640220), (5, 267712176), (6, 223093480), (8, 167320110), (10, 133856088), (12, 111546740), (15, 89237392), (16, 83660055), (20, 66928044), (24, 55773370), (30, 44618696), (40, 33464022), (48, 27886685), (60, 22309348), (80, 16732011), (120, 11154674), (240, 5577337)]