2017046960

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{727}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 4766361600

約数和(自身を除く): 2749314640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 439, 632, 727, 790, 878, 1264, 1454, 1580, 1756, 2195, 2908, 3160, 3512, 3635, 4390, 5816, 6320, 7024, 7270, 8780, 11632, 14540, 17560, 29080, 34681, 35120, 57433, 58160, 69362, 114866, 138724, 173405, 229732, 277448, 287165, 319153, 346810, 459464, 554896, 574330, 638306, 693620, 918928, 1148660, 1276612, 1387240, 1595765, 2297320, 2553224, 2774480, 3191530, 4594640, 5106448, 6383060, 12766120, 25213087, 25532240, 50426174, 100852348, 126065435, 201704696, 252130870, 403409392, 504261740, 1008523480, 2017046960]

約数ペア:

[(1, 2017046960), (2, 1008523480), (4, 504261740), (5, 403409392), (8, 252130870), (10, 201704696), (16, 126065435), (20, 100852348), (40, 50426174), (79, 25532240), (80, 25213087), (158, 12766120), (316, 6383060), (395, 5106448), (439, 4594640), (632, 3191530), (727, 2774480), (790, 2553224), (878, 2297320), (1264, 1595765), (1454, 1387240), (1580, 1276612), (1756, 1148660), (2195, 918928), (2908, 693620), (3160, 638306), (3512, 574330), (3635, 554896), (4390, 459464), (5816, 346810), (6320, 319153), (7024, 287165), (7270, 277448), (8780, 229732), (11632, 173405), (14540, 138724), (17560, 114866), (29080, 69362), (34681, 58160), (35120, 57433)]