1731738260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{78787}}^1$

素因数の和:78960

約数の個数: 48

約数和(自身を含む): 4182697344

約数和(自身を除く): 2450959084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 4396, 5495, 10990, 21980, 78787, 157574, 315148, 393935, 551509, 787870, 1103018, 1575740, 2206036, 2757545, 5515090, 11030180, 12369559, 24739118, 49478236, 61847795, 86586913, 123695590, 173173826, 247391180, 346347652, 432934565, 865869130, 1731738260]

約数ペア:

[(1, 1731738260), (2, 865869130), (4, 432934565), (5, 346347652), (7, 247391180), (10, 173173826), (14, 123695590), (20, 86586913), (28, 61847795), (35, 49478236), (70, 24739118), (140, 12369559), (157, 11030180), (314, 5515090), (628, 2757545), (785, 2206036), (1099, 1575740), (1570, 1103018), (2198, 787870), (3140, 551509), (4396, 393935), (5495, 315148), (10990, 157574), (21980, 78787)]