2055148880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{2039}}^1$

素因数の和:2388

約数の個数: 80

約数和(自身を含む): 4908435840

約数和(自身を除く): 2853286960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 293, 344, 430, 586, 688, 860, 1172, 1465, 1720, 2039, 2344, 2930, 3440, 4078, 4688, 5860, 8156, 10195, 11720, 12599, 16312, 20390, 23440, 25198, 32624, 40780, 50396, 62995, 81560, 87677, 100792, 125990, 163120, 175354, 201584, 251980, 350708, 438385, 503960, 597427, 701416, 876770, 1007920, 1194854, 1402832, 1753540, 2389708, 2987135, 3507080, 4779416, 5974270, 7014160, 9558832, 11948540, 23897080, 25689361, 47794160, 51378722, 102757444, 128446805, 205514888, 256893610, 411029776, 513787220, 1027574440, 2055148880]

約数ペア:

[(1, 2055148880), (2, 1027574440), (4, 513787220), (5, 411029776), (8, 256893610), (10, 205514888), (16, 128446805), (20, 102757444), (40, 51378722), (43, 47794160), (80, 25689361), (86, 23897080), (172, 11948540), (215, 9558832), (293, 7014160), (344, 5974270), (430, 4779416), (586, 3507080), (688, 2987135), (860, 2389708), (1172, 1753540), (1465, 1402832), (1720, 1194854), (2039, 1007920), (2344, 876770), (2930, 701416), (3440, 597427), (4078, 503960), (4688, 438385), (5860, 350708), (8156, 251980), (10195, 201584), (11720, 175354), (12599, 163120), (16312, 125990), (20390, 100792), (23440, 87677), (25198, 81560), (32624, 62995), (40780, 50396)]