27308020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19231}}^1$

素因数の和:19311

約数の個数: 24

約数和(自身を含む): 58157568

約数和(自身を除く): 30849548

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19231, 38462, 76924, 96155, 192310, 384620, 1365401, 2730802, 5461604, 6827005, 13654010, 27308020]

約数ペア:

[(1, 27308020), (2, 13654010), (4, 6827005), (5, 5461604), (10, 2730802), (20, 1365401), (71, 384620), (142, 192310), (284, 96155), (355, 76924), (710, 38462), (1420, 19231)]