1295473390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{12889}}^1$

素因数の和:12961

約数の個数: 48

約数和(自身を含む): 2566141200

約数和(自身を除く): 1270667810

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 529, 874, 1058, 2185, 2645, 4370, 5290, 10051, 12889, 20102, 25778, 50255, 64445, 100510, 128890, 244891, 296447, 489782, 592894, 1224455, 1482235, 2448910, 2964470, 5632493, 6818281, 11264986, 13636562, 28162465, 34091405, 56324930, 68182810, 129547339, 259094678, 647736695, 1295473390]

約数ペア:

[(1, 1295473390), (2, 647736695), (5, 259094678), (10, 129547339), (19, 68182810), (23, 56324930), (38, 34091405), (46, 28162465), (95, 13636562), (115, 11264986), (190, 6818281), (230, 5632493), (437, 2964470), (529, 2448910), (874, 1482235), (1058, 1224455), (2185, 592894), (2645, 489782), (4370, 296447), (5290, 244891), (10051, 128890), (12889, 100510), (20102, 64445), (25778, 50255)]