7943910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20369}}^1$

素因数の和:20392

約数の個数: 32

約数和(自身を含む): 20532960

約数和(自身を除く): 12589050

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20369, 40738, 61107, 101845, 122214, 203690, 264797, 305535, 529594, 611070, 794391, 1323985, 1588782, 2647970, 3971955, 7943910]

約数ペア:

[(1, 7943910), (2, 3971955), (3, 2647970), (5, 1588782), (6, 1323985), (10, 794391), (13, 611070), (15, 529594), (26, 305535), (30, 264797), (39, 203690), (65, 122214), (78, 101845), (130, 61107), (195, 40738), (390, 20369)]