90307940

素因数分解:

$2^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{6211}}^1$

素因数の和:6947

約数の個数: 24

約数和(自身を含む): 189938112

約数和(自身を除く): 99630172

約数列:

[1, 2, 4, 5, 10, 20, 727, 1454, 2908, 3635, 6211, 7270, 12422, 14540, 24844, 31055, 62110, 124220, 4515397, 9030794, 18061588, 22576985, 45153970, 90307940]

約数ペア:

[(1, 90307940), (2, 45153970), (4, 22576985), (5, 18061588), (10, 9030794), (20, 4515397), (727, 124220), (1454, 62110), (2908, 31055), (3635, 24844), (6211, 14540), (7270, 12422)]