20860616880

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{1073077}}^1$

素因数の和:1073105

約数の個数: 120

約数和(自身を含む): 72651672912

約数和(自身を除く): 51791056032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 1073077, 2146154, 3219231, 4292308, 5365385, 6438462, 8584616, 9657693, 10730770, 12876924, 16096155, 17169232, 19315386, 21461540, 25753848, 28973079, 32192310, 38630772, 42923080, 48288465, 51507696, 57946158, 64384620, 77261544, 85846160, 86919237, 96576930, 115892316, 128769240, 144865395, 154523088, 173838474, 193153860, 231784632, 257538480, 260757711, 289730790, 347676948, 386307720, 434596185, 463569264, 521515422, 579461580, 695353896, 772615440, 869192370, 1043030844, 1158923160, 1303788555, 1390707792, 1738384740, 2086061688, 2317846320, 2607577110, 3476769480, 4172123376, 5215154220, 6953538960, 10430308440, 20860616880]

約数ペア:

[(1, 20860616880), (2, 10430308440), (3, 6953538960), (4, 5215154220), (5, 4172123376), (6, 3476769480), (8, 2607577110), (9, 2317846320), (10, 2086061688), (12, 1738384740), (15, 1390707792), (16, 1303788555), (18, 1158923160), (20, 1043030844), (24, 869192370), (27, 772615440), (30, 695353896), (36, 579461580), (40, 521515422), (45, 463569264), (48, 434596185), (54, 386307720), (60, 347676948), (72, 289730790), (80, 260757711), (81, 257538480), (90, 231784632), (108, 193153860), (120, 173838474), (135, 154523088), (144, 144865395), (162, 128769240), (180, 115892316), (216, 96576930), (240, 86919237), (243, 85846160), (270, 77261544), (324, 64384620), (360, 57946158), (405, 51507696), (432, 48288465), (486, 42923080), (540, 38630772), (648, 32192310), (720, 28973079), (810, 25753848), (972, 21461540), (1080, 19315386), (1215, 17169232), (1296, 16096155), (1620, 12876924), (1944, 10730770), (2160, 9657693), (2430, 8584616), (3240, 6438462), (3888, 5365385), (4860, 4292308), (6480, 3219231), (9720, 2146154), (19440, 1073077)]