13618520

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1109}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 30769200

約数和(自身を除く): 17150680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1109, 1228, 1535, 2218, 2456, 3070, 4436, 5545, 6140, 8872, 11090, 12280, 22180, 44360, 340463, 680926, 1361852, 1702315, 2723704, 3404630, 6809260, 13618520]

約数ペア:

[(1, 13618520), (2, 6809260), (4, 3404630), (5, 2723704), (8, 1702315), (10, 1361852), (20, 680926), (40, 340463), (307, 44360), (614, 22180), (1109, 12280), (1228, 11090), (1535, 8872), (2218, 6140), (2456, 5545), (3070, 4436)]