13395804560

素因数分解:

$2^4\times 5^1\times {\mathrm{167447557}}^1$

素因数の和:167447570

約数の個数: 20

約数和(自身を含む): 31145245788

約数和(自身を除く): 17749441228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167447557, 334895114, 669790228, 837237785, 1339580456, 1674475570, 2679160912, 3348951140, 6697902280, 13395804560]

約数ペア:

[(1, 13395804560), (2, 6697902280), (4, 3348951140), (5, 2679160912), (8, 1674475570), (10, 1339580456), (16, 837237785), (20, 669790228), (40, 334895114), (80, 167447557)]