209568161320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20228587}}^1$

素因数の和:20228642

約数の個数: 64

約数和(自身を含む): 553454167680

約数和(自身を除く): 343886006360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 20228587, 40457174, 80914348, 101142935, 141600109, 161828696, 202285870, 283200218, 404571740, 566400436, 708000545, 748457719, 809143480, 1132800872, 1416001090, 1496915438, 2832002180, 2993830876, 3742288595, 5239204033, 5664004360, 5987661752, 7484577190, 10478408066, 14969154380, 20956816132, 26196020165, 29938308760, 41913632264, 52392040330, 104784080660, 209568161320]

約数ペア:

[(1, 209568161320), (2, 104784080660), (4, 52392040330), (5, 41913632264), (7, 29938308760), (8, 26196020165), (10, 20956816132), (14, 14969154380), (20, 10478408066), (28, 7484577190), (35, 5987661752), (37, 5664004360), (40, 5239204033), (56, 3742288595), (70, 2993830876), (74, 2832002180), (140, 1496915438), (148, 1416001090), (185, 1132800872), (259, 809143480), (280, 748457719), (296, 708000545), (370, 566400436), (518, 404571740), (740, 283200218), (1036, 202285870), (1295, 161828696), (1480, 141600109), (2072, 101142935), (2590, 80914348), (5180, 40457174), (10360, 20228587)]