2947528990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{4003}}^1$

素因数の和:4241

約数の個数: 64

約数和(自身を含む): 6194732544

約数和(自身を除く): 3247203554

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 157, 314, 335, 469, 670, 785, 938, 1099, 1570, 2198, 2345, 4003, 4690, 5495, 8006, 10519, 10990, 20015, 21038, 28021, 40030, 52595, 56042, 73633, 105190, 140105, 147266, 268201, 280210, 368165, 536402, 628471, 736330, 1256942, 1341005, 1877407, 2682010, 3142355, 3754814, 4399297, 6284710, 8798594, 9387035, 18774070, 21996485, 42107557, 43992970, 84215114, 210537785, 294752899, 421075570, 589505798, 1473764495, 2947528990]

約数ペア:

[(1, 2947528990), (2, 1473764495), (5, 589505798), (7, 421075570), (10, 294752899), (14, 210537785), (35, 84215114), (67, 43992970), (70, 42107557), (134, 21996485), (157, 18774070), (314, 9387035), (335, 8798594), (469, 6284710), (670, 4399297), (785, 3754814), (938, 3142355), (1099, 2682010), (1570, 1877407), (2198, 1341005), (2345, 1256942), (4003, 736330), (4690, 628471), (5495, 536402), (8006, 368165), (10519, 280210), (10990, 268201), (20015, 147266), (21038, 140105), (28021, 105190), (40030, 73633), (52595, 56042)]