2015320895

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{2707}}^1$

素因数の和:3047

約数の個数: 32

約数和(自身を含む): 2807654400

約数和(自身を除く): 792333505

約数列:

[1, 5, 7, 35, 89, 239, 445, 623, 1195, 1673, 2707, 3115, 8365, 13535, 18949, 21271, 94745, 106355, 148897, 240923, 646973, 744485, 1204615, 1686461, 3234865, 4528811, 8432305, 22644055, 57580597, 287902985, 403064179, 2015320895]

約数ペア:

[(1, 2015320895), (5, 403064179), (7, 287902985), (35, 57580597), (89, 22644055), (239, 8432305), (445, 4528811), (623, 3234865), (1195, 1686461), (1673, 1204615), (2707, 744485), (3115, 646973), (8365, 240923), (13535, 148897), (18949, 106355), (21271, 94745)]