28570430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:513

約数の個数: 48

約数和(自身を含む): 60328800

約数和(自身を除く): 31758370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 293, 398, 490, 586, 995, 1393, 1465, 1990, 2051, 2786, 2930, 4102, 6965, 9751, 10255, 13930, 14357, 19502, 20510, 28714, 48755, 58307, 71785, 97510, 116614, 143570, 291535, 408149, 583070, 816298, 2040745, 2857043, 4081490, 5714086, 14285215, 28570430]

約数ペア:

[(1, 28570430), (2, 14285215), (5, 5714086), (7, 4081490), (10, 2857043), (14, 2040745), (35, 816298), (49, 583070), (70, 408149), (98, 291535), (199, 143570), (245, 116614), (293, 97510), (398, 71785), (490, 58307), (586, 48755), (995, 28714), (1393, 20510), (1465, 19502), (1990, 14357), (2051, 13930), (2786, 10255), (2930, 9751), (4102, 6965)]