54299140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1949}}^1$

素因数の和:2164

約数の個数: 48

約数和(自身を含む): 131040000

約数和(自身を除く): 76740860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1949, 1990, 2786, 3898, 3980, 5572, 6965, 7796, 9745, 13643, 13930, 19490, 27286, 27860, 38980, 54572, 68215, 136430, 272860, 387851, 775702, 1551404, 1939255, 2714957, 3878510, 5429914, 7757020, 10859828, 13574785, 27149570, 54299140]

約数ペア:

[(1, 54299140), (2, 27149570), (4, 13574785), (5, 10859828), (7, 7757020), (10, 5429914), (14, 3878510), (20, 2714957), (28, 1939255), (35, 1551404), (70, 775702), (140, 387851), (199, 272860), (398, 136430), (796, 68215), (995, 54572), (1393, 38980), (1949, 27860), (1990, 27286), (2786, 19490), (3898, 13930), (3980, 13643), (5572, 9745), (6965, 7796)]