2472776.00000000

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 97589016

約数和(自身を除く): 58046996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 257, 314, 490, 514, 628, 785, 980, 1028, 1099, 1285, 1570, 1799, 2198, 2570, 3140, 3598, 4396, 5140, 5495, 7196, 7693, 8995, 10990, 12593, 15386, 17990, 21980, 25186, 30772, 35980, 38465, 40349, 50372, 62965, 76930, 80698, 125930, 153860, 161396, 201745, 251860, 282443, 403490, 564886, 806980, 1129772, 1412215, 1977101, 2824430, 3954202, 5648860, 7908404, 9885505, 19771010, 39542020]

約数ペア:

[(1, 39542020), (2, 19771010), (4, 9885505), (5, 7908404), (7, 5648860), (10, 3954202), (14, 2824430), (20, 1977101), (28, 1412215), (35, 1129772), (49, 806980), (70, 564886), (98, 403490), (140, 282443), (157, 251860), (196, 201745), (245, 161396), (257, 153860), (314, 125930), (490, 80698), (514, 76930), (628, 62965), (785, 50372), (980, 40349), (1028, 38465), (1099, 35980), (1285, 30772), (1570, 25186), (1799, 21980), (2198, 17990), (2570, 15386), (3140, 12593), (3598, 10990), (4396, 8995), (5140, 7693), (5495, 7196)]