27978730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{577}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 54475344

約数和(自身を除く): 26496614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 373, 577, 746, 1154, 1865, 2885, 3730, 4849, 5770, 7501, 9698, 15002, 24245, 37505, 48490, 75010, 215221, 430442, 1076105, 2152210, 2797873, 5595746, 13989365, 27978730]

約数ペア:

[(1, 27978730), (2, 13989365), (5, 5595746), (10, 2797873), (13, 2152210), (26, 1076105), (65, 430442), (130, 215221), (373, 75010), (577, 48490), (746, 37505), (1154, 24245), (1865, 15002), (2885, 9698), (3730, 7501), (4849, 5770)]